ethyl 2-[(2,6-dimethoxybenzoyl)amino]benzoate
ethyl 2-[(2,6-dimethoxybenzoyl)amino]benzoate ??
??
ethyl 2-[(2,6-dimethoxybenzoyl)amino]benzoate C??? ??, ??, ??
ethyl 2-[(2,6-dimethoxybenzoyl)amino]benzoate ?? ?? ? ???
???
?? ??
ethyl 2-[(2,6-dimethoxybenzoyl)amino]benzoate ?? ??
???( 1)?? ??