10466-75-8 2,4-Dnp-GABA Butanoic acid, 4-((2,4-dintrophenyl)amino)-, (3R-(3alpha,3aalpha,4beta,4abeta,7abeta,8alpha,9abeta))- N-(2,4-Dinitrophenyl)-4-aminobutyric acid N-(2,4-Dinitrophenyl)-gamma-aminobutyric acid NSC 89612