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