ERROR opening https://cactus.nci.nih.gov/chemical/structure/InChI=1S/3C7H6O3.Fe/c3*8-6-4-2-1-3-5(6)7(9)10;/h3*1-4,8H,(H,9,10);/q;;; 3/p-3/file?format=sdf&get3d=True  -- InChI=1S/3C7H6O3.Fe/c3*8-6-4-2-1-3-5(6)7(9)10;/h3*1-4,8H,(H,9,10);/q;;; 3/p-3 could not be loaded.