CCCCCCC=C
CC(C)C=C
C\C=C(/C)C
CCC(C)=C
C\C(=C/C1=CC=CC=C1)C2=CC=CC=C2
OC(=O)CCCCCC1=CCCCC1
O=C(C1CCC=C1C2=CC=CC=C2)C3=CC=CC=C3
CCC1(C)CCC2C(CCC3C2(C)CCCC3(C)C(O)=O)=C1
CC1(CCC2C(CCC3C2(C)CCCC3(C)C(O)=O)=C1)C=C
CC(C)C(=C)C1CC1
CCCCC(=C)CC
CC1=CCC2(C)CCCC(C)(C)C23CC13
CC1=CCC2C3(C)CCC4(C)C5CC(C)(C)CCC5(C)CCC4(C)C3CCC12C