ERROR opening https://cactus.nci.nih.gov/chemical/structure/InChI=1S/C16H22N2/c1-11-8-12-9-15-14(5-2-6-17-15)16(10-11)13(12)4-3-7-18-16/h2,5-6,11-13,18H,3-4,7-10H2,1H3/t11-,12 ,13-,16-/m1/s1/file?format=sdf&get3d=True  -- InChI=1S/C16H22N2/c1-11-8-12-9-15-14(5-2-6-17-15)16(10-11)13(12)4-3-7-18-16/h2,5-6,11-13,18H,3-4,7-10H2,1H3/t11-,12 ,13-,16-/m1/s1 could not be loaded.