1,3,5-Triazine-2,4-diamine, 6-(2-pyridinyl)- (9CI) 2,6-Diamino-4-(2-pyridyl)-s-triazine 25007-79-8 4-26-00-03806 (Beilstein Handbook Reference) AI 3-51408 BRN 0163557 s-Triazine, 2,6-diamino-4-(2-pyridyl)-