| 摘要 |
The present invention relates to stable amorphous 7-[2-(2-aminothiazol-4-yl) -2- hydroxyiminoacetamide]-3-vinyl-3-cephem-4-carboxylic acid (syn isomer), methods for its preparation, and pharmaceutical compositions comprising stab le amorphous 7-[2-(2-aminothiazol-4-yl)-2-hydroxyiminoacetamide]-3-vinyl-3-ceph em- 4-carboxylic acid (syn isomer).
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