Icotidine

2-[4-(3-Methoxy-2-pyridyl)butylamino]-5-(6-methyl-3-pyridylmethyl)pyrimidine-4(3H)-one

2-[[4-(3-Methoxy-2-pyridyl)butyl]amino]-5-[(2-methyl-5-pyridyl)methyl]-4(1H)-pyrimidinone

2-[[4-(3-Methoxy-2-pyridinyl)butyl]amino]-5-[(6-methyl-3-pyridinyl)methyl]pyrimidin-4(1H)-one