Synonyms: 2-{[(4-butyl-3,5-dioxo-1,2-diphenylpyrazolidin-4-yl)(phenyl)methyl]amino}benzoic acid;Antradion;19854-90-1;Anthradion;AC1L4VC8;AC1Q5U9L;AR-1D7264;1,2-Diphenyl-4H-butyl-(4-orthocarboxyanilinobenzyl)-3,5-pyrazolidinedione;2-[[(4-butyl-3,5-dioxo-1,2-diphenylpyrazolidin-4-yl)-phenylmethyl]amino]benzoic acid;Benzoic acid, 2-(((4-butyl-3,5-dioxo-1,2-diphenyl-4-pyrazolidinyl)phenylmethyl)amino)-