4-((4-(((2-Oxo-3(2H)-benzoxazolyl)methyl)amino)benzoyl)amino)methyl benzoate butanoate Benzoic acid, 4-((4-(((2-oxo-3(2H)-benzoxazolyl)methyl)amino)benzoyl)amino)-, methyl ester, butanoate (1:1) DH6118000