ERROR opening https://cactus.nci.nih.gov/chemical/structure/InChI=1S/C19H33NO2/c1-3-4-5-6-7-8-9-10-11-12-13-14-15-16-17-18(20-17)19(21)22-2/h15-16,18H,3-14H2,1-2H3/b16-15 /t18-/m1/s1/file?format=sdf&get3d=True  -- InChI=1S/C19H33NO2/c1-3-4-5-6-7-8-9-10-11-12-13-14-15-16-17-18(20-17)19(21)22-2/h15-16,18H,3-14H2,1-2H3/b16-15 /t18-/m1/s1 could not be loaded.