C 18 3

C 18 3C 18 3C 18 3C 18 3C 18 3C 18 3
C 18 3C 18 3C 18 3C 18 3C 18 3C 18 3
C 18 3C 18 3C 18 3C 18 3C 18 3C 18 3C 18 3C 18 3C 18 3C 18 3C 18 3C 18 3C 18 3C 18 3C 18 3C 18 3C 18 3C 18 3C 18 3C 18 3C 18 3C 18 3C 18 3C 18 3C 18 3C 18 3C 18 3C 18 3C 18 3C 18 3C 18 3C 18 3C 18 3C 18 3C 18 3C 18 3