(1R*,2S*,3R*,4S*)-N-(4-(4-(2-Pyrimidinyl)-1-piperazinyl)butyl)-2,3-norbornanedicarboximide citrate (1:1) 112457-95-1 4,7-Methano-1H-isoindole-1,3(2H)-dione, hexahydro-2-(4-(4-(2-pyrimidinyl)-1-piperazinyl)butyl)-, (3aalpha,4beta,7beta,7aalpha)-, 2-hydroxy-1,2,3-propanetricarboxylate (1:1) SM 3997 TANDOSPIRONE CITRATE Tandospirone Tandospirone citrate [USAN]