ethyl (3S)-3-[[2-[(3S)-2-oxo-3-[2-(5,6,7,8-tetrahydro-1,8-naphthyridin-2-yl)ethyl]pyrrolidin-1-yl]acetyl]amino]pent-4-ynoate 在
盐酸 作用下,
生成 (S)-3-(2-{(S)-2-Oxo-3-[2-(5,6,7,8-tetrahydro-[1,8]naphthyridin-2-yl)-ethyl]-pyrrolidin-1-yl}-acetylamino)-pent-4-ynoic acid