ym-348 ym-348 ym-348 is an indazole derivative drug which acts as a potent and selective 5-ht2c receptor agonist, with an ec50 of 1nm and 15x selectivity over 5-ht2a, although it only has moderate selectivity of 3x over the closely related 5-ht2b receptor. it has thermogenic and anorectic effects in animal studies, making it potentially useful for the treatment of obesity. ym-348identifiers iupac name (2s)-1-(7-ethyl-1h-furoindazol-1-yl)propan-2-amine cas number372163-84-3pubchem cid3045225iuphar/bps230chemspider2308001comptox dashboard (epa)dtxsid50190708 chemical and physical dataformulac14h17n3omolar mass243.310 g·mol−13d model (jsmol)interactive image smiles n3cc2ccc1oc(cc1c2n3c(n)c)cc inchi inchi=1s/c14h17n3o/c1-3-11-6-12-13(18-11)5-4-10-7-16-17(14(10)12)8-9(2)15/h4-7,9h,3,8,15h2,1-2h3/t9-/m0/s1key:qloowovvzlbyhu-vifpvbqesa-n (verify)