ethyl 3-(5-(2,4-bis(benzyloxy)-5-isopropylphenyl)-3-(ethylcarbamoyl)isoxazol-4-yl)-1,2,4-oxadiazole-5-carboxylate 、
二乙胺 以to afford the intermediate compound 3-(5-(2,4-bis(benzyloxy)-5-isopropylphenyl)-3-(ethylcarbamoyl)isoxazol-4-yl)-N,N-diethyl-1,2,4-oxadiazole-5-carboxamide (34 mg, 0.05 mmol) in a yield of 54%的产率得到3-(5-(2,4-bis(benzyloxy)-5-isopropylphenyl)-3-(ethylcarbamoyl)isoxazol-4-yl)-N,N-diethyl-1,2,4-oxadiazole-5-carboxamide