(2R)-2-(3-{[(1R)-2-(3,4-Dihydroxyphenyl)-1-carboxyethyl]oxycarbonyl}(4S,3R)-4-(3,4-dihydroxyphenyl)-6,7-dihydroxy(2-3,4-dihydronaphthylcarbonyloxy))-3-(3,4-dihydroxyphenyl)propanoic acid AIDS-072205 AIDS072205