8-methoxy-3a-methyl-2,4,5,10-tetrahydrocyclopenta[a]fluoren-3-one

2-[2-(5-methoxy-2,3-dihydroinden-1-ylidene)ethyl]-2-methylcyclopentane-1,3-dione

6-羟基异喹啉-1(2H)-酮

6-甲氧基-3,4-二氢-1(2H)-异喹啉

6-羟基-3,4-二氢异喹啉-1(2H)-酮