143707-86-2 2(1H)-Pyridinone, 5-ethyl-6-methyl-3-[(oxazolo[4,5-b]pyridin-2-ylmethyl)amino]- 3-[[(Oxazolo[4,5-d]pyridin-2-yl)methyl]amino]-5-ethyl-6-methylpyridin-2(1H)-one AIDS-004624 AIDS004624 Pyridinone deriv.