ly-272,015 ly-272,015 ly-272,015 is a beta-carboline derivative drug developed by eli lilly, which acts as a potent and selective antagonist at the serotonin 5-ht2b receptor. it has anti-hypertensive effects in animal models, and is also used in research into the other functions of the 5-ht2b receptor. ly-272,015clinical dataother namesly-272,015; 1--2,3,4,9-tetrahydro-6-methyl-1h-pyridoindoleidentifiers iupac name 1-(3,4-dimethoxybenzyl)-6-methyl-2,3,4,9-tetrahydro-1h-β-carboline cas number172895-15-7 ypubchem cid9929424chemspider8105055unii5nv3jp3gp6comptox dashboard (epa)dtxsid30432996 chemical and physical dataformulac21h24n2o2molar mass336.435 g·mol−13d model (jsmol)interactive image smiles c4cc(c)cc3c4c2c3ccnc2cc(cc1oc)ccc1oc inchi inchi=1s/c21h24n2o2/c1-13-4-6-17-16(10-13)15-8-9-22-18(21(15)23-17)11-14-5-7-19(24-2)20(12-14)25-3/h4-7,10,12,18,22-23h,8-9,11h2,1-3h3key:gdajgldmcdmpir-uhfffaoysa-n (verify)