1-甲基吲哚-2-甲酸

2-hydroxy-4-methyl-1-phenyl-1H-pyrrolo[3,4-b]indol-3-one

N-hydroxy-1-methylindole-2-carboxamide

ethyl 1-methyl-2,3-dihydroindole-2-carboxylate

1-methylindole-2-carbohydrazide