[(R)-4-(3-methanesulfonyl-5-trifluoromethyl-benzenesulfonylamino)-4,5,6,7-tetrahydro-indazol-1-yl]-acetic acid ethyl ester 、
碘甲烷 以{(R)-4-[(3-methanesulfonyl-5-trifluoromethyl-benzene-sulfonyl)-methyl-amino]-4,5,6,7-tetrahydro-indazol-1-yl}-acetic acid ethyl ester was obtained MS cald的产率得到{(R)-4-[(3-methanesulfonyl-5-trifluoromethyl-benzenesulfonyl)-methyl-amino]-4,5,6,7-tetrahydro-indazol-1-yl}-acetic acid ethyl ester