L
B
C
C
R
L
L
S
R
C
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B
L
C
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R
B
B
C
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S
C
C
L
L
C
R
R
B
S
S
L
B
C
R
S
L
B
C
R
C
L
C
L
L
B
B
S
S
R
R
B
R
S
S
L
B
L
C
L
L
R
R
S
S
C
B
C
L
B
R
S
S
L
B
R