ncs-382 ncs-382 ncs-382 is a moderately selective antagonist for the ghb receptor. it blocks the effects of ghb in animals and has both anti-sedative and anticonvulsant effects. it has been proposed as a treatment for ghb overdose in humans as well as the genetic metabolic disorder succinic semialdehyde dehydrogenase deficiency (ssadhd), but has never been developed for clinical use. ncs-382 names iupac name (2e)-(5-hydroxy-5,7,8,9-tetrahydro-6h-benzoannulen-6-ylidene ethanoic acid identifiers cas number 131733-92-1 y 3d model (jsmol) interactive image chemspider 4730868 n mesh ncs-382 pubchem cid 5875451 unii 6qi4i5n23x y inchi inchi=1s/c13h14o3/c14-12(15)8-10-6-3-5-9-4-1-2-7-11(9)13(10)16/h1-2,4,7-8,13,16h,3,5-6h2,(h,14,15)/b10-8+ nkey: uadpghinqmweag-cskarukusa-n ninchi=1/c13h14o3/c14-12(15)8-10-6-3-5-9-4-1-2-7-11(9)13(10)16/h1-2,4,7-8,13,16h,3,5-6h2,(h,14,15)/b10-8+key: uadpghinqmweag-cskarukubj smiles c1ccc2c(c1)ccc/c(=c\c(=o)o)/c2o properties chemical formula c13h14o3 molar mass 218.248 except where otherwise noted, data are given for materials in their standard state (at 25 °c , 100 kpa). n verify (what is yn ?) infobox references