6-[5-(1-isopropyl-1H-indazol-5-yl)-[1,2,4]oxadiazol-3-yl]-5-methyl-1,2,3,4-tetrahydroisoquinoline hydrochloride 、
丙烯酸叔丁酯 以to obtain the title compound (79 mg, 62%)的产率得到3-{6-[5-(1-isopropyl-1H-indazol-5-yl)-[1,2,4]oxadiazol-3-yl]-5-methyl-3,4-dihydro-1H-isoquinolin-2-yl}propanoic acid t-butyl ester