p-methoxybenzyl 7-amino-3-(1,2,3-thiadiazol-5-yl)thiomethyl-3-cephem-4-carboxylate 、
2,5-difluoro-3-methoxy-4-hydroxybenzaldehyde 、
2-(2-tritylaminothiazol-4-yl)-2(Z)-(2,5-difluoro-3,4-di-p-methoxybenzyloxybenzyloxyimino)acetic acid 生成 p-methoxybenzyl 7-[2-(2-tritylaminothiazol-4-yl)-2(Z)-(2,5-difluoro-3,4-di-p-methoxybenzyloxybenzyloxyimino)acetamido]-3-(1,2,3-thiadiazol-5-yl)thiomethyl-3-cephem-4-carboxylate