p. 628 - 629
(1978)p. 2674
(1964)hydrazine hydrochloride
dicyandiamide
hydrazine hydrate
2,5,6-triamino-3,4-dihydro-4-pyrimidinone
8-azaxanthine
5-amino-1,2,3-triazole-4-carboxamide
5-amino-1,6-dihydro-[1,2,3]triazolo[4,5-d]pyrimidine-7-thione
5-amino-3-[2-deoxy-β-D-erythro-pentofuranosyl]-3,6-dihydro-7H-1,2,3-triazolo[4,5-d]pyrimidin-7one
5-amino-3-(β-D-ribofuranosyl)-1,2,3-triazolo[4,5-d]pyrimidin-7-one 5'-monophosphate