prodilidine prodilidine prodilidine is an opioid analgesic which is a ring-contracted analogue of prodine. it has around the same analgesic efficacy as codeine, but is only around 1/3 the potency (100mg prodilidine is equivalent to 3mg oral morphine). it has little abuse potential. prodilidineclinical dataatc codenoneidentifiers iupac name 1,2-dimethyl-3-phenylpyrrolidin-3-yl propionate cas number3734-17-6 ypubchem cid19514chemspider18388uniip67jpy18wdchemical and physical dataformulac15h21no2molar mass247.338 g·mol−13d model (jsmol)interactive image smiles ccc(=o)oc1(ccn(c1c)c)c2=cc=cc=c2 inchi inchi=1s/c15h21no2/c1-4-14(17)18-15(10-11-16(3)12(15)2)13-8-6-5-7-9-13/h5-9,12h,4,10-11h2,1-3h3key:luksbmjxpcfbko-uhfffaoysa-n (verify)