Vardenafil Impurity 4
C17H20N4O2M.W. 312.37
Vardenafil Impurity 3
C21H28N6O4SM.W. 460.55
Vardenafil N-Oxide
C23H32N6O5SM.W. 504.61
Vardenafil EP Impurity C
C38H46N10O8S2M.W. 834.97
Vardenafil EP Impurity B
C17H20N4O5SM.W. 392.43
Vardenafil EP Impurity A