N'-butyl-6-chloro-N-methyl-5-methylsulfanylpyrimidine-2,4-diamine N'-butyl-6-chloro-N-methyl-5-methylsulfanyl-pyrimidine-2,4-diamine N'-butyl-6-chloro-N-methyl-5-(methylthio)pyrimidine-2,4-diamine butyl-[6-chloro-2-methylamino-5-(methylthio)pyrimidin-4-yl]amine MLS000721402 N~4~-butyl-6-chloro-N~2~-methyl-5-(methylsulfanyl)-2,4-pyrimidinediamine SMR000337031 ZINC04013227 10L-375S