7,9-二甲氧羰基-2-乙氧羰基-1H-吡咯并-[2,3-f]喹啉-4,5-二酮

6-Chloro-4-hydroxy-7-[methoxycarbonyl-(4-methoxycarbonyl-2-oxo-2,3-dihydro-oxazol-5-yl)-methyl]-5-oxo-5H-indole-2-carboxylic acid ethyl ester

2-Benzyloxycarbonylamino-4-nitro-pentanedioic acid dimethyl ester

2-ethyl 7,9-dimethyl 3-amino-4,5-dihydroxy-1H-pyrrolo[2,3-f]quinoline-2,7,9-tricarboxylate

ethyl 4-hydroxy-5-oxo-5H-indole-2-carboxylate

2-ethyl 7,9-dimethyl 3-diazo-4,5-dioxo-4,5-dihydro-3H-pyrrolo[2,3-f]quinoline-2,7,9-tricarboxylate

6-氨基-5-甲氧基吲哚-2-甲酸乙酯

5-羟基吲哚-2-甲酸乙酯

2-ethyl 7,9-dimethyl 3-nitro-4,5-dioxo-4,5-dihydro-1H-pyrrolo[2,3-f]quinoline-2,7,9-tricarboxylate

乙基6-甲酰氨基-5-甲氧基吲哚-2-羧酸酯

4-氧代-2-戊烯二酸 1,5-二甲酯

7,9-二甲氧羰基-2-乙氧羰基-5-甲氧基-1H-吡咯并-[2,3-f]喹啉