InChI=1/C21H34O4/c22-19-14-16-12-15(6-2-3-7-20(23)24)13-18(16)17(19)8-11-21(25)9-4-1-5-10-21/h6,16-19,22,25H,1-5,7-14H2,(H,23,24)/p-1/b15-6+/t16-,17+,18-,19-/m0/s1/fC21H33O4/q-1 548B918450EDF350