3-Amino-2-pyrazinecarboxylic acid5424-01-131 % similar 4-Aminophthalic acid5434-21-931 % similar 3,5-Diaminobenzoic acid dihydrochloride618-56-431 % similar Ioxynic acid618-76-831 % similar 3,4-Diaminobenzoic acid619-05-631 % similar 9-Anthracenecarboxylic acid723-62-631 % similar 4-Amino-1,2,5-oxadiazole-3-carboxylic acid78350-50-231 % similar 4-Amino-5-chloro-2,3-dihydro-7-benzofurancarboxylic acid123654-26-230 % similar 2,5-Dimethylterephthalic acid6051-66-730 % similar 2-Amino-6-nitro-benzoic acid50573-74-530 % similar 2-Amino-3-nitrobenzoic acid606-18-830 % similar 3-Amino-2-methoxy-4-pyridinecarboxylic acid870997-81-230 % similar