AIDS-111349 AIDS111349 Phenylmethyl 2-(5-methyl-2,6-dioxo-3-{3-(1,1,2,2-tetramethyl-1-silapropoxy)-5-[(1,1,2,2-tetramethyl-1-silapropoxy)methyl]oxolan-2-yl}-1,3-dihydropyrimidinyl)acetate