2-Cyano-1-tert-pentyl-3-(4-pyridylmethyl)guanidine monohydrate 67026-89-5 Guanidine, 2-cyano-1-tert-pentyl-3-(4-pyridylmethyl)-, monohydrate Guanidine, N-cyano-N'-(1,1-dimethylpropyl)-N''-(4-pyridinylmethyl)-, hydrate