139548-24-6 2(1H)-Pyridinone, 5-ethyl-3-[[(5-ethyl-2-methoxy-4-methylphenyl)methyl]amino]-6-methyl- 3-[(2-Methoxy-5-ethyl-4-methylbenzyl)amino]-5-ethyl-6-methylpyridin-2(1H)-one AIDS-004607 AIDS004607 Pyridinone deriv.