Standard InChI: InChI=1S/C40H53N11O5/c41-40(42)45-19-11-16-31-37(54)51-33(21-27-23-46-30-15-9-8-14-29(27)30)36(53)44-18-10-3-1-2-7-17-35(52)48-34(22-28-24-43-25-47-28)39(56)50-32(38(55)49-31)20-26-12-5-4-6-13-26/h4-6,8-9,12-15,23-25,31-34,46H,1-3,7,10-11,16-22H2,(H,43,47)(H,44,53)(H,48,52)(H,49,55)(H,50,56)(H,51,54)(H4,41,42,45)/t31-,32-,33-,34+/m0/s1
1.Odagami T, Tsuda Y, Kogami Y, Kouji H, Okada Y.. (2006) Design of cyclic peptides with agonist activity at melanocortin receptor-4., 16 (14):[PMID:16678415][10.1016/j.bmcl.2006.04.050]