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QO132302
Omeprazole EP Impurity B; Esomeprazole EP Impurity B
Molecular Formula: C16H17N3O2S
Molecular Weight: 315.39
CAS No.: 110374-16-8
QO132305
Omeprazole EP Impurity E;Esomeprazole EP Impurity E
Molecular Formula: C17H19N3O4S
Molecular Weight: 361.42
CAS No.: 176219-04-8