TH
E
S
YM
BO
L
MA
RK
O
F
TH
IS
S
CH
EM
ET
IC
D
IA
GR
AM
I
NC
OR
PO
RA
TE
S
SP
EC
IA
L
FE
AT
UR
ES
I
MP
OR
TA
NT
F
OR
P
RO
TE
CT
IO
N
FR
OM
X
-R
AD
IA
TI
ON
.
FI
RE
A
ND
E
LE
CT
RI
CA
L
SH
OC
K
HA
ZA
RD
S,
W
HE
N
SE
RV
IC
IN
G
IF
I
S
ES
SE
NT
IA
L
TH
AT
O
NL
Y
MA
NU
FA
CT
UR
ES
S
PE
CI
FI
ED
P
AR
TS
B
E
US
ED
F
OR
TH
E
CR
IT
IC
AL
C
OM
PO
NE
NT
S
IN
T
HE
SY
MB
OL
M
AR
K
OF
T
HE
S
CH
EM
ET
IC
.
L
V
D
S
_
N
O
N
_
E
U
2
0
1
3
/
0
5
/
2
2
1
1
L
1
4
_
S
7
L
R
(
M
1
A
)
R
X
B
0
-
R
X
A
0
+
C
1
1
0
1
0
.
1
u
F
1
6
V
M
O
_
H
D
C
1
1
0
0
0
.
1
u
F
1
6
V
M
O
_
F
H
D
R
X
B
C
K
-
R
X
A
1
-
R
X
B
4
-
+
3
.
3
V
_
N
o
r
m
a
l
R
X
B
1
+
R
X
B
C
K
+
P
A
N
E
L
_
V
C
C
R
X
B
3
+
R
X
A
3
-
R
X
B
4
+
R
X
A
4
-
R
X
A
4
+
R
X
A
2
+
R
X
B
2
-
R
X
A
1
+
R
X
A
2
-
R
X
B
1
-
R
1
1
0
9
3
.
3
K
O
P
T
R
X
A
3
+
R
X
A
0
-
P
A
N
E
L
_
V
C
C
R
X
A
C
K
-
R
X
B
2
+
R
1
1
1
0
1
0
K
O
P
T
R
X
B
3
-
R
X
B
0
+
P
1
1
0
0
F
I
-
R
E
5
1
S
-
H
F
-
J
-
R
1
5
0
0
M
O
_
F
H
D
1
.
2
.
3
.
4
.
5
.
6
.
7
.
8
.
9
.
1
0
.
1
1
.
1
2
R
X
A
0
-
1
3
R
X
A
0
+
1
4
R
X
A
1
-
1
5
R
X
A
1
+
1
6
R
X
A
2
-
1
7
R
X
A
2
+
1
8
.
1
9
R
X
A
C
K
-
2
0
R
X
A
C
K
+
2
1
.
2
2
R
X
A
3
-
2
3
R
X
A
3
+
2
4
R
X
A
4
-
2
5
R
X
A
4
+
2
6
.
2
7
.
2
8
R
X
B
0
-
2
9
R
X
B
0
+
3
0
R
X
B
1
-
3
1
R
X
B
1
+
3
2
R
X
B
2
-
3
3
R
X
B
2
+
3
4
.
3
5
R
X
B
C
K
-
3
6
R
X
B
C
K
-
3
7
.
3
8
R
X
B
3
-
3
9
R
X
B
3
+
4
0
R
X
B
4
-
4
1
R
X
B
4
+
4
2
.
4
3
.
4
4
.
4
5
.
4
6
.
4
7
.
4
8
.
4
9
.
5
0
.
5
1
.
5
2
.
R
X
A
C
K
+
R
1
1
0
0
0
M
O
_
F
H
D
R
1
1
0
1
0
M
O
_
F
H
D
R
1
1
0
2
0
M
O
_
F
H
D
R
1
1
0
4
1
0
K
O
P
T
R
1
1
0
3
3
.
3
K
O
P
T
+
3
.
3
V
_
N
o
r
m
a
l
L
1
1
0
1
U
B
W
2
0
1
2
-
1
2
1
F
1
2
0
O
H
M
M
O
_
H
D
L
1
1
0
0
U
B
W
2
0
1
2
-
1
2
1
F
1
2
0
O
H
M
M
O
_
F
H
D
R
X
A
3
+
R
X
A
3
-
R
X
A
C
K
+
R
X
A
C
K
-
R
X
A
2
-
R
X
A
2
+
R
X
A
1
-
R
X
A
1
+
R
X
A
0
-
R
X
A
0
+
V
C
O
M
_
S
C
L
V
C
O
M
_
S
D
A
V
C
O
M
_
S
C
L
V
C
O
M
_
S
D
A
R
1
1
1
5
2
K
V
C
O
M
_
I
2
C
_
P
U
L
L
_
U
P
V
C
O
M
_
S
C
L
V
C
O
M
_
S
D
A
R
1
1
1
4
2
K
V
C
O
M
_
I
2
C
_
P
U
L
L
_
U
P
R
1
1
0
5
0
V
C
O
M
_
I
2
C
U
R
S
A
/
V
C
O
M
_
S
D
A
U
R
S
A
/
V
C
O
M
_
S
C
L
R
1
1
0
6
0
V
C
O
M
_
I
2
C
+
3
.
3
V
_
N
o
r
m
a
l
U
R
S
A
/
V
C
O
M
_
S
D
A
U
R
S
A
/
V
C
O
M
_
S
C
L
P
1
1
0
1
1
0
0
3
1
H
R
-
3
0
M
O
_
H
D
1
2
3
4
5
6
7
8
9
1
0
1
1
1
2
1
3
1
4
1
5
1
6
1
7
1
8
1
9
2
0
2
1
2
2
2
3
2
4
2
5
2
6
2
7
2
8
2
9
3
0
3
1
R
X
B
1
-
R
X
B
0
-
R
X
A
4
+
R
X
A
1
-
P
o
l
-
c
h
a
n
g
e
R
X
B
4
+
R
X
A
C
K
+
R
X
B
C
K
-
R
X
A
0
+
R
X
A
2
+
L
V
D
S
(
N
O
N
E
U
)
R
X
A
2
+
R
X
B
C
K
-
R
X
B
4
-
R
X
A
3
+
R
X
A
1
+
R
X
B
2
+
R
X
B
3
-
R
X
A
3
-
R
X
B
C
K
-
R
X
A
C
K
-
R
X
A
2
+
R
X
A
1
-
R
X
B
1
-
R
X
B
3
-
R
X
A
3
+
R
X
A
2
-
R
X
A
0
+
R
X
A
4
+
S
h
i
f
t
R
X
B
C
K
+
R
X
B
2
-
R
X
A
4
+
[
5
1
P
i
n
L
V
D
S
C
o
n
n
e
c
t
o
r
]
(
F
o
r
F
H
D
6
0
H
z
)
R
X
A
C
K
+
R
X
A
3
-
R
X
A
C
K
-
R
X
B
3
+
R
X
A
3
+
R
X
A
1
-
R
X
B
0
-
R
X
A
0
-
R
X
A
C
K
+
R
X
B
3
+
R
X
A
4
-
R
X
B
3
+
R
X
A
4
+
R
X
A
2
-
R
X
A
2
+
R
X
A
1
+
R
X
B
2
-
P
o
l
-
c
h
a
n
g
e
R
X
B
4
+
R
X
B
1
-
R
X
A
4
-
R
X
A
C
K
+
R
X
B
3
-
R
X
B
0
+
R
X
B
3
+
R
X
B
C
K
+
R
X
B
4
-
R
X
A
0
+
R
X
A
2
+
R
X
B
0
+
R
X
B
1
+
R
X
A
3
-
R
X
A
2
-
R
X
B
C
K
+
R
X
B
4
-
R
X
A
0
+
R
X
A
4
+
R
X
A
2
+
R
X
B
3
-
R
X
A
0
-
R
X
B
0
-
R
X
A
4
-
R
X
A
C
K
-
R
X
B
0
-
R
X
A
4
+
R
X
B
2
+
R
X
A
1
-
R
X
B
2
+
R
X
A
C
K
-
R
X
A
3
-
R
X
A
1
+
R
X
A
3
-
R
X
A
1
+
R
X
B
3
+
R
X
B
3
-
R
X
A
3
-
R
X
B
1
-
R
X
B
4
+
F
O
R
F
H
D
R
E
V
E
R
S
E
(
1
0
b
i
t
)
R
X
B
0
+
R
X
B
3
-
R
X
A
3
+
R
X
A
0
+
R
X
A
2
-
R
X
A
C
K
-
R
X
B
1
-
R
X
A
3
+
R
X
B
2
-
R
X
B
C
K
-
R
X
B
C
K
+
R
X
A
1
+
R
X
A
0
-
R
X
A
3
+
R
X
A
0
-
R
X
B
2
+
R
X
B
0
-
R
X
A
0
-
R
X
B
2
-
R
X
A
C
K
-
M
I
R
R
O
R
R
X
B
4
-
R
X
A
0
-
R
X
B
2
+
R
X
A
4
+
R
X
B
4
-
R
X
A
1
+
R
X
B
3
+
R
X
B
0
+
R
X
B
1
+
R
X
A
1
-
R
X
A
0
-
R
X
A
4
-
R
X
B
2
-
C
h
a
n
g
e
i
n
S
7
L
R
R
X
A
4
-
R
X
B
2
+
M
I
R
R
O
R
R
X
B
1
-
R
X
A
3
+
R
X
A
1
-
R
X
A
C
K
+
R
X
B
3
+
R
X
B
0
+
R
X
B
4
-
R
X
A
C
K
+
R
X
B
1
+
R
X
A
C
K
-
R
X
A
4
-
R
X
A
1
-
R
X
A
2
-
R
X
A
0
+
R
X
B
0
-
R
X
B
1
+
R
X
B
4
+
R
X
B
2
+
R
X
B
C
K
-
R
X
B
0
-
F
O
R
F
H
D
R
E
V
E
R
S
E
(
8
b
i
t
)
R
X
B
C
K
-
R
X
B
C
K
+
R
X
B
4
+
R
X
B
0
+
R
X
B
2
-
R
X
A
1
+
R
X
B
C
K
-
R
X
A
2
-
R
X
B
1
+
R
X
B
1
+
R
X
B
1
-
R
X
A
4
-
R
X
B
4
+
[
3
0
P
i
n
L
V
D
S
C
o
n
n
e
c
t
o
r
]
(
F
o
r
H
D
6
0
H
z
_
N
o
r
m
a
l
)
C
h
a
n
g
e
i
n
S
7
L
R
R
X
B
1
+
R
X
B
3
-
R
X
A
2
+
R
X
A
3
-
R
X
A
2
-
R
X
B
2
-
L
V
D
S
_
S
E
L
R
X
B
C
K
+
R
X
B
4
-
R
X
B
0
+
R
X
A
0
+
R
X
B
4
+
R
X
B
C
K
+
R
X
A
C
K
+
E
U
p
i
n
a
s
s
i
g
n
i
s
d
i
f
f
e
r
e
n
t
f
r
o
m
N
O
N
E
U
.
B
e
c
a
u
s
e
o
f
p
o
s
i
t
i
o
n
o
f
H
D
w
a
f
e
r
.
L
V
D
S
_
S
E
L
V
-
C
O
M
I
2
C
C
o
p
yri
g
h
t
©
2
0
1
4
L
G
El
e
ct
ro
n
ics.
I
n
c.
A
ll
ri
g
h
ts
re
se
rve
d
.
O
n
ly
fo
r
tra
in
in
g
a
n
d
se
rvi
ce
p
u
rp
o
se
s
L
G
E
In
te
rn
a
l
U
se
O
n
ly