cannabicitran cannabicitran cannabicitran (cbtc) is a phytocannabinoid first isolated in 1974 as a trace component of cannabis sativa, structurally related compounds can be found in some other plants. it is not psychoactive, but was found to reduce intraocular pressure in tests on rabbits, which may reflect agonist activity at the nagly receptor (formally gpr18) that is known to be a target of many structurally related cannabinoids. cannabicitranidentifiers iupac name 1,5,5-trimethyl-9-pentyl-6,15-dioxatetracyclopentadeca-7(12),8,10-triene cas number19352-64-8 y 31508-71-1pubchem cid59444393chemspider58828773comptox dashboard (epa)dtxsid10953497 chemical and physical dataformulac21h30o2molar mass314.469 g·mol−13d model (jsmol)interactive image smiles cccccc1cc2o3(c)c4c2c(c1)oc(c)(c)4cc3 inchi inchi=1s/c21h30o2/c1-5-6-7-8-14-11-17-19-15-13-21(4,23-18(19)12-14)10-9-16(15)20(2,3)22-17/h11-12,15-16h,5-10,13h2,1-4h3key:ixjxrdccqrzsdv-uhfffaoysa-n