145901-82-2 3-[(2-Cyanobenzyl)amino]-5-ethyl-6-methylpyridin-2(1H)-one AIDS-004586 AIDS004586 Benzonitrile, 2-[[(5-ethyl-1,2-dihydro-6-methyl-2-oxo-3-pyridinyl)amino]methyl]- Pyridinone deriv.