Synonyms: 6,12-Methano-2H,12H-1-benzopyrano[5,6-d][1,3]benzodioxocin-3,9,11,13,15-pentol,2,6-bis(3,4-dihydroxyphenyl)-3,4-dihydro-, (2R,3R,6S,12R,15R)- (9CI);6,12-Methano-2H,12H-1-benzopyrano[5,6-d][1,3]benzodioxocin-3,9,11,13,15-pentol,2,6-bis(3,4-dihydroxyphenyl)-3,4-dihydro-, [2R-(2a,3a,6b,12b,15R*)]-; (+)-Proanthocyanidin A7; Proanthocyanidin A7