[(2R,3S,4S,5R,6S)-3,4,5-triacetyloxy-6-[2-[4,7,13,16-tetrabenzyl-2,5,8,11,14,17-hexaoxo-10-[2-[(2S,3R,4S,5S,6R)-3,4,5-triacetyloxy-6-(acetyloxymethyl)oxan-2-yl]sulfanylethyl]-1,4,7,10,13,16-hexazacyclooctadec-1-yl]ethylsulfanyl]oxan-2-yl]methyl acetate 在
甲醇 、
ammonium hydroxide 作用下,
生成