1. 甲基泼尼卡酯龙EP杂质B(醋酸甲泼尼龙EP杂质C)

甲基泼尼卡酯龙EP杂质B(醋酸甲泼尼龙EP杂质C)

Methylprednisolone EP Impurity B (Methylprednisolone Acetate EP Impurity C)