I
I
S
M
M
M
C
I
S
I
M
C
C
S
M
U
U
U
U
I
M
C
C
S
S
M
S
S
U
S
U
M
S
S
C
M
C
I
C
C
I
C
M
S
U
U
I
U
C
I
S
U
I
U
U
M
I
M
I
C