bietaserpine bietaserpine bietaserpine (inn), or 1-reserpine, is a derivative of reserpine used as an antihypertensive agent. like reserpine, bietaserpine is a vmat inhibitor. bietaserpine names iupac name methyl 1--11,17α-dimethoxy-18β--3β,20α-yohimban-16β-carboxylate systematic iupac name methyl (1s,2r,3r,4as,13br,14as)-13--2,11-dimethoxy-3--1,2,3,4,4a,5,7,8,13,13b,14,14a-dodecahydroindolopyridoisoquinoline-1-carboxylate identifiers cas number 53-18-9 n 3d model (jsmol) interactive image chemspider 16735698 y echa infocard 100.000.151 pubchem cid 65518 unii 0p5b94fvd5 y inchi inchi=1s/c39h53n3o9/c1-9-40(10-2)15-16-42-29-20-25(45-3)11-12-26(29)27-13-14-41-22-24-19-33(37(49-7)34(39(44)50-8)28(24)21-30(41)35(27)42)51-38(43)23-17-31(46-4)36(48-6)32(18-23)47-5/h11-12,17-18,20,24,28,30,33-34,37h,9-10,13-16,19,21-22h2,1-8h3/t24-,28+,30-,33-,34+,37+/m1/s1 ykey: wftsrdisomsaqc-znfotrsxsa-n y smiles coc1cc(cc(oc)c1oc)c(=o)o4c5cn6ccc3c(n(ccn(cc)cc)c2cc(oc)ccc23)6c5(c(=o)oc)4oc properties chemical formula c39h53n3o9 molar mass 707.865 g·mol−1 pharmacology atc code c02aa07 (who) except where otherwise noted, data are given for materials in their standard state (at 25 °c , 100 kpa). n verify (what is yn ?) infobox references