3-diazo-4-oxo-3,4-dihydro-quinoline-7-carboxylic acid methyl ester

4-hydroxy-3-nitro-quinoline-7-carboxylic acid methyl ester

2-氨基-4-甲氧基羰基苯甲酸

2-(2-nitro-ethylidenamino)-terephthalic acid-4-methyl ester

indole-3,6-dicarboxylic acid-6-methyl ester