6-[5-(2-isopropyl-2H-indazol-5-yl)-[1,2,4]oxadiazol-3-yl]-5-methyl-1,2,3,4-tetrahydro-isoquinoline hydrochloride 、
溴乙酸叔丁酯 以to obtain the title compound (100 mg, 81%)的产率得到{6-[5-(2-isopropyl-2H-indazol-5-yl)-[1,2,4]oxadiazol-3-yl]-5-methyl-3,4-dihydro-1H-isoquinolin-2-yl}acetic acid t-butyl ester