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