3,4,5,6-tetrahydro-1H-1-benzazocin-2-one

2,3,4,5-四氢-1H-苯并[b]氮杂卓

3-methyl-1,2,3,4-tetrahydroquinoline

2-甲基吲哚

1,2,3,4-四氢喹啉