spiradoline spiradoline spiradoline (u-62066) is a drug which acts as a highly selective κ-opioid agonist. it has analgesic, diuretic, and antitussive effects, and produces subjective effects in animals similar to those of ketazocine and alazocine. the main effect in humans is sedation, along with analgesic and diuretic effects, but significant side effects such as dysphoria and hallucinations have stopped it from being used clinically. spiradolineclinical dataroutes ofadministrationn/aatc codenoneidentifiers iupac name 2-(3,4-dichlorophenyl)-n-methyl-n-decan-8-yl] acetamide cas number87151-85-7 ypubchem cid55652iuphar/bps1653chemspider50257 nuniin18zh0m4npchemblchembl118865 ncomptox dashboard (epa)dtxsid1048679 chemical and physical dataformulac22h30cl2n2o2molar mass425.39 g·mol−13d model (jsmol)interactive image smiles cn(1cc2(ccco2)c1n3cccc3)c(=o)cc4=cc(=c(c=c4)cl)cl inchi inchi=1s/c22h30cl2n2o2/c1-25(21(27)14-16-5-6-17(23)18(24)13-16)19-7-9-22(8-4-12-28-22)15-20(19)26-10-2-3-11-26/h5-6,13,19-20h,2-4,7-12,14-15h2,1h3/t19-,20-,22-/m0/s1 nkey:nykcgqqjnvpolu-ontizhbosa-n n ny (what is this?) (verify)