139548-46-2 2(1H)-Pyridinone, 5-ethyl-3-[[(6-ethyl-3-methoxy-5-methyl-2-pyridinyl)methyl]amino]-6-methyl- 3-[[(6-Ethyl-3-methoxy-5-methyl-2-pyridyl)methyl]amino]-5-ethyl-6-methylpyridin-2(1H)-one AIDS-004612 AIDS004612 Pyridinone deriv.