4-氨基-5-甲基烟酸

1,7-dimethyl-2-phenyl-1,2-dihydro-pyrazolo[4,3-c]pyridin-3-one

1,7-dimethyl-2-(4-nitro-phenyl)-1,2-dihydro-pyrazolo[4,3-c]pyridin-3-one

N-(3-甲基-吡啶-4-基)-乙酰胺