ethyl (6aS,9aS)-6a-hydroxy-5-oxo-6,7,8,9-tetrahydrocyclopenta[c][2,7]naphthyridine-9a-carboxylate

5-methyl-6H-indolo[1,2-b][2,7]naphthyridin-12-one

2-benzyl-5-methylindolo[1,2-b][2,7]naphthyridin-12-one

3-(氨基羰基)-1-苄基吡啶鎓氯化物