135525-65-4 1H-Isoindole-1,3(2H)-dione, 2-[[(5-ethyl-1,2-dihydro-6-methyl-2-oxo-3-pyridinyl)amino]methyl]- 3-[(2-Phthalimidomethyl)amino]-5-ethyl-6-methylpyridin-2(1H)-one AIDS-002976 AIDS002976 L 345516 L-345,516 Pyridinone deriv.