Synonyms: Tandospirone citrate;SM-3997;Sediel;(1R*,2S*,3R*,4S*)-N-[4-[4-(2-Pyrimidinyl)-1-piperazinyl]butyl]-2,3-norbornanedicarboximide citrate;(3aR,4R,7R,7aS)-2-{4-[4-(pyrimidin-2-yl)piperazin-1-yl]butyl}hexahydro-1H-4,7-methanoisoindole-1,3(2H)-dione 2-hydroxypropane-1,2,3-tricarboxylate (1:1)