3-Deazaguanine methanesulfonate 4H-Imidazo(4,5-c)pyridin-4-one, 1,5-dihydro-6-amino-, monomethanesulfonate 4H-Imidazo(4,5-c)pyridin-4-one, 6-amino-1,5-dihydro-, monomethanesulfonate 6-Amino-1,5-dihydro-4H-imidazo(4,5-c)pyridin-4-one monomethanesulfonate 87434-82-0 CI 908 mesylate DEZAGUANINE MESYLATE Dezaguanine mesylate [USAN] PD 90,695-73