lassbio-881 lassbio-881 lassbio-881 is a drug which acts as both a non-selective partial agonist of the cb1 and cb2 cannabinoid receptors, and also as an antagonist of the trpv1 receptor, as well as having antioxidant effects. it has potent anti-inflammatory and anti-hyperalgesic effects in animal studies. lassbio-945 has an identical structure sans the nitro fg. lassbio-881identifierspubchem cid16721055chemspider23293401chemblchembl234619chemical and physical dataformulac23h27n3o6molar mass441.484 g·mol−13d model (jsmol)interactive image smiles oc1c(c(c)(c)c)cc(cc1c(c)(c)c)\c=n\nc(=o)c2cc3ococ3cc2(=o)=o inchi inchi=1s/c23h27n3o6/c1-22(2,3)15-7-13(8-16(20(15)27)23(4,5)6)11-24-25-21(28)14-9-18-19(32-12-31-18)10-17(14)26(29)30/h7-11,27h,12h2,1-6h3,(h,25,28)/b24-11+key:xeyzvzbnmmrxsn-bhgwpjfgsa-n