1,6-Dihydro-8-amino-1-butyl-3-methyl-6-thioxo-2H-pyrimido(1,6-b)(1,2,4)triazin-2-one 119294-03-0 2-Methyl-3-oxo-4-butyl-6-amino-8-thioxopyrimido(3,4-b)-1,2,4-triazine 2H-Pyrimido(1,6-b)(1,2,4)triazin-2-one, 1,6-dihydro-8-amino-1-butyl-3-methyl-6-thioxo- BRN 5961053