ERROR opening https://cactus.nci.nih.gov/chemical/structure/InChI=1S/C19H28O2/c1-18-9-7-15-14-6-4-13(20)11-12(14)3-5-16(15)17(18)8-10-19(18,2)21/h11,14-17,21H,3-10H2,1-2H3/t14-,15 ,16 ,17-,18-,19-/m0/s1/file?format=sdf&get3d=True -- InChI=1S/C19H28O2/c1-18-9-7-15-14-6-4-13(20)11-12(14)3-5-16(15)17(18)8-10-19(18,2)21/h11,14-17,21H,3-10H2,1-2H3/t14-,15 ,16 ,17-,18-,19-/m0/s1 could not be loaded.