ERROR opening https://cactus.nci.nih.gov/chemical/structure/InChI=1S/2C11H8O2.Cu/c2*12-11(13)10-6-5-8-3-1-2-4-9(8)7-10;/h2*1-7H,(H,12,13);/q;;+2/p-2/file?format=sdf&get3d=True  -- InChI=1S/2C11H8O2.Cu/c2*12-11(13)10-6-5-8-3-1-2-4-9(8)7-10;/h2*1-7H,(H,12,13);/q;;+2/p-2 could not be loaded.