cbs-0550 cbs-0550 cbs-0550 is a drug developed by taisho pharmaceutical, which acts as a potent and selective cannabinoid cb2 receptor agonist, with 1400x selectivity for cb2 over the related cb1 receptor. unlike most cannabinoid agonists, cbs-0550 has good solubility in water, and in animal studies it was found to produce analgesic and anti-hyperalgesic effects. a number of related compounds have been developed with similar properties. cbs-0550identifiers iupac name n--2-fluoro-3-(trifluoromethyl)benzamide cas number887289-02-3pubchem cid24763642chemspider23320245uniitb180wq919chemical and physical dataformulac20h23f4n3omolar mass397.418 g·mol−13d model (jsmol)interactive image smiles c3cc3cn1c(cc(c(c)(c)c)n1c)=n\c(=o)c2cccc(c(f)(f)f)c2f inchi inchi=1s/c20h23f4n3o/c1-19(2,3)15-10-16(27(26(15)4)11-12-8-9-12)25-18(28)13-6-5-7-14(17(13)21)20(22,23)24/h5-7,10,12h,8-9,11h2,1-4h3/b25-16+key:pabowkpyvaftrn-pclikhopsa-n