5-[5-(3-chloro-1-isopropyl-1H-indazol-5-yl)-[1,2,4]oxadiazol-3-yl]-1,2,3,4-tetrahydroisoquinoline hydrochloride 、
丙烯酸叔丁酯 以to obtain the title compound (75 mg, 60%)的产率得到3-{5-[5-(3-chloro-1-isopropyl-1H-indazol-5-yl)-[1,2,4]oxadiazol-3-yl]-3,4-dihydro-1H-isoquinolin-2-yl}propanoic acid t-butyl ester