(+/-)-Benzenesulfonic acid, 4-fluoro-, 4-[[5,6-dihydro-4-hydroxy-6-[2-(4-hydroxyphenyl)ethyl]-6-methyl-2-oxo-2H-pyran-3-yl]thio]-5-(1,1-dimethylethyl)-2-methylphenyl ester 263842-90-6 AIDS-089243 AIDS089243