Title: 3,5-Bis(4-hy-droxy-phen-yl)-4H-1,2,4-triazol-4-amine monohydrate.
Journal: Acta crystallographica. Section E, Structure reports online 20100901
Title: 4-Amino-3-(4-hydroxy-phen-yl)-1H-1,2,4-triazol-5(4H)-one.
Journal: Acta crystallographica. Section E, Structure reports online 20081201