197915-45-0 2H-Pyran-2-one, 6-cyclohexyl-3-[[2-(1,1-dimethylethyl)-4-(hydroxymethyl)-5-methylphenyl]thio]-5,6-dihydro-4-hydroxy-6-[2-(4-hydroxyphenyl)ethyl]- 4-Hydroxy-5,6-dihydropyrone deriv. AIDS-056996 AIDS056996