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| Figure 4: Change of the specified impurity MTT and total amount of related substances* for the crystalline form samples (A-1, A-2) and the amorphous form samples (B-1, B-2 and B-3) under accelerated (40°C/75% RH) (Figure 4A and 4B) and stress (60°C/75% RH) (Figure 4C and 4D) stability conditions (*Excluded preservative sodium benzoate and its degradant). |
