2-Amino-4-methylamino-7-methyl-pyrazolo(1,5-a)-s-triazine hydrochloride hemihydrate 71680-67-6 N(sup 4),7-Dimethylpyrazolo(1,5-a)-1,3,5-triazine-2,4-diamine, hydrochloride hydrate (2:2:1) Pyrazolo(1,5-a)-1,3,5-triazine-2,4-diamine, N(sup 4),7-dimethyl-, hydrochloride, hydrate (2:2:1)