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