Oligomycin A

CC[C@H]1CC[C@H]2O[C@@]3(CC[C@@H](C)[C@@H](C[C@H](C)O)O3)[C@H](C)[C@@H](OC(=O)\C=C\[C@@H](C)[C@H](O)[C@@H](C)C(=O)[C@@H](C)[C@H](O)[C@@H](C)C(=O)[C@@](C)(O)[C@H](O)[C@@H](C)C\C=C\C=C\1)[C@H]2C

InChI=1S/C45H74O11/c1-12-34-17-15-13-14-16-27(4)42(51)44(11,53)43(52)32(9)40(50)31(8)39(49)30(7)38(48)26(3)18-21-37(47)54-41-29(6)35(20-19-34)55-45(33(41)10)23-22-25(2)36(56-45)24-28(5)46/h13-15,17-18,21,25-36,38,40-42,46,48,50-51,53H,12,16,19-20,22-24H2,1-11H3/b14-13+,17-15+,21-18+/t25-,26-,27+,28+,29+,30-,31-,32-,33-,34-,35-,36-,38+,40+,41+,42-,44+,45-/m1/s1

IUPAC name: (1R,4S,5E,5'R,6'R,7E,10S,11R,12S,14R,15S,16S,18R,19S,20R,21E,25S,26R,27S,29S)-4-ethyl-11,12,15,19-tetrahydroxy-6'-[(2S)-2-hydroxypropyl]-5',10,12,14,16,18,20,26,29-nonamethylspiro[24,28-dioxabicyclo[23.3.1]nonacosa-5,7,21-triene-27,2'-oxane]-13,17,23-trione