ly-310762 ly-310762 ly-310762 is a drug which acts as a potent and selective antagonist for the 5-ht1d serotonin receptor, with reasonable selectivity over the closely related 5-ht1b subtype. ly-310762identifiers iupac name 3,3-dimethyl-1-(2--1-ethyl)-1,3-dihydro-2h-indol-2-one cas number192927-92-7pubchem cid4282258chemspider3488832chebichebi:140937chemical and physical dataformulac24h27fn2o2molar mass394.490 g·mol−13d model (jsmol)interactive image smiles c3cc(f)ccc3c(=o)c2ccn(cc2)ccn1c(=o)c(c)(c)c4c1cccc4 inchi inchi=1s/c24h27fn2o2/c1-24(2)20-5-3-4-6-21(20)27(23(24)29)16-15-26-13-11-18(12-14-26)22(28)17-7-9-19(25)10-8-17/h3-10,18h,11-16h2,1-2h3key:kdxismanfpjvjy-uhfffaoysa-n (verify)