Synonyms: NSC18898;5453-81-6;3,4-diamino-1,5,6,7-tetrahydro-2h-cyclopenta[b]pyridin-2-one;3,4-Diamino-6,7-dihydro-5H-cyclopenta(b)pyridin-2-ol;3,4-Diamino-6,7-dihydro-5H-cyclopenta[b]pyridin-2-ol;AC1L5FFF;AC1Q6BQO;AR-1E9027;NSC 18898;NSC-18898;3,4-diamino-1,5,6,7-tetrahydrocyclopenta[b]pyridin-2-one