ERROR opening https://cactus.nci.nih.gov/chemical/structure/InChI=1S/C20H30O2/c1-13(2)15-6-9-18-16(12-15)7-8-17(14(3)4)20(18,5)11-10-19(21)22/h7,12-13,17-18H,3,6,8-11H2,1-2,4-5H3,(H,21,22)/t17-,18-,20-/m0/s1/file?format=sdf&get3d=True -- InChI=1S/C20H30O2/c1-13(2)15-6-9-18-16(12-15)7-8-17(14(3)4)20(18,5)11-10-19(21)22/h7,12-13,17-18H,3,6,8-11H2,1-2,4-5H3,(H,21,22)/t17-,18-,20-/m0/s1 could not be loaded.