(2R,4S,7S)-7-cyclohexyl-N-{(1R,2S)-1-[(cyclopropylsulfonyl)carbamoyl]-2-ethenylcyclopropyl}-23-methoxy-6-oxo-20-phenyl-3,4,6,7,8,9,10,11,12,13,14,15-dodecahydro-2H-16,18-etheno-2,5-methanopyrido[3,4-r][1,5,8]oxadiazacyclononadecine-4-carboxamide 、
三氟乙酸 以
水 、
乙腈 为溶剂,
以58 mg的产率得到(2R,4S,7S)-7-cyclohexyl-N-{(1R,2S)-1-[(cyclopropylsulfonyl)carbamoyl]-2-ethenylcyclopropyl}-23-methoxy-6-oxo-20-phenyl-3,4,6,7,8,9,10,11,12,13,14,15-dodecahydro-2H-16,18-etheno-2,5-methanopyrido[3,4-r][1,5,8]oxadiazacyclononadecine-4-carboxamide trifluoroacetate