2-methyl-6-bromo-1,4-dihydro-4-oxo-3-quinolinecarboxylic acid,ethyl ester

丙二酸二乙酯

1,2-苯二胺

2,5-bis(4-bromoanilino)-3,6-dichlorocyclohexa-2,5-diene-1,4-dione

Ethyl [(4-bromophenyl)amino](oxo)acetate