7-硝基异喹啉

6-硝基-异喹啉

7-氨基-3,4-二氢异喹啉-1(2H)-酮

2-(3-nitropyridin-2-yl)-3,4-dihydro-1H-isoquinoline

2-(4-nitro-1-oxidopyridin-1-ium-3-yl)-3,4-dihydro-1H-isoquinoline