Standard InChI: InChI=1S/C34H28Br4N4O11S.Na/c35-21-9-17-2-4-28(21)51-29-15-18(1-3-27(29)43)6-8-40-34(45)26(42-47)14-20-12-24(38)32(53-54(48,49)50)30(16-20)52-31-22(36)10-19(11-23(31)37)13-25(41-46)33(44)39-7-5-17;/h1-4,9-12,15-16,43,46-47H,5-8,13-14H2,(H,39,44)(H,40,45)(H,48,49,50);/q;+1/p-1/b41-25+,42-26+;
1.Gulavita NK, Wright AE, McCarthy PJ, Pomponi SA, Kelly-Borges M, Chin M, Sills MA.. (1993) Isolation and structure elucidation of 34-sulfatobastadin 13, an inhibitor of the endothelin A receptor, from a marine sponge of the genus Ianthella., 56 (9):[PMID:8254355][10.1021/np50099a026]