2-hydroxy-N-[2-[(2-hydroxybenzoyl)amino]ethyl]benzamide

N,N-二环己基水杨酰胺

phenyl N-butylcarbamate

3-butyl-3,4-dihydro-2H-1,3-benzoxazine-2,4-dione

phenyl 2-hydroxy-3,5-dinitrobenzoate