4-hydroxy-pyrido[3,2-d]pyrimidine-8-carboxamide 、
N-[(S)-2-Amino-2-(2,5-difluoro-4-methoxy-phenyl)-ethyl]-N-methyl-4-nitro-benzenesulfonamide hydrochloride 在
4-[(S)-1-(2,5-difluoro-4-methoxy-phenyl)-2-methylamino-ethylamino]-pyrido[3,2-d]pyrimidine-8-carboxylic acid amide 作用下,
生成 4-[(S)-1-(2,5-difluoro-4-methoxy-phenyl)-2-methylamino-ethylamino]-pyrido[3,2-d]pyrimidine-8-carboxylic acid amide