InChI=1/C21H34O5/c1-3-4-9-13-21(2,26)14-12-17-16(18(22)15-19(17)23)10-7-5-6-8-11-20(24)25/h5,7,12,14,16-18,22,26H,3-4,6,8-11,13,15H2,1-2H3,(H,24,25)/p-1/b7-5-,14-12+/t16-,17+,18+,21+/m0/s1/fC21H33O5/q-1 4B03BB61B8B47085