2(1H)-Isoquinolinecarboxylic acid, 3,4-dihydro-1-phenyl-, (3R)-1-azabicyclo(2.2.2)oct-3-yl ester, (1S)-, butanedioate (1:1) 242478-38-2 Butanedioic acid, compd with (1S)-(3R)-1-azabicyclo(2.2.2)oct-3-yl 3,4-dihydro-1-phenyl-2(1H)-isoquinolinecarboxylate (1:1) Solifenacin succinate Solifenacin succinate [USAN] VESIcare YM 905