2,2,2-trichloroethyl N-[(2R,3R,6S)-2-[(1R,2R,3S,4R,6S)-4-amino-3-[(2R,3S,4S,5S)-3,5-dihydroxy-5-methyl-4-(methylamino)oxan-2-yl]oxy-2-hydroxy-6-(2,2,2-trichloroethoxycarbonylamino)cyclohexyl]oxy-6-[(2,2,2-trichloroethoxycarbonylamino)methyl]oxan-3-yl]carbamate 、
1-(2,2,2-trichloroethoxycarbonyl)imidazole 生成 2,2,2-trichloroethyl N-[(2R,3R,6S)-2-[(1R,2R,3S,4R,6S)-3-[[(3aS,6R,7S,7aS)-7-hydroxy-1,3a-dimethyl-2-oxo-4,6,7,7a-tetrahydropyrano[4,3-d][1,3]oxazol-6-yl]oxy]-4-amino-2-hydroxy-6-(2,2,2-trichloroethoxycarbonylamino)cyclohexyl]oxy-6-[(2,2,2-trichloroethoxycarbonylamino)methyl]oxan-3-yl]carbamate