维格列汀杂质A
Vildagliptin impurity A
维格列汀杂质B
Vildagliptin impurity B
维格列汀杂质C
Vildagliptin impurity C
维格列汀杂质D
Vildagliptin impurity D
2.瑞替加滨杂质
瑞替加滨杂质A
Retigabine impurity A
瑞替加滨杂质B
Retigabine impurity B
瑞替加滨杂质C
Retigabine impurity C
瑞替加滨杂质D
Retigabine impurity D