ERROR opening https://cactus.nci.nih.gov/chemical/structure/InChI=1S/2C2H8N2.2ClH.Pd/c2*3-1-2-4;;;/h2*1-4H2;2*1H;/q;;;; 2/p-2/file?format=sdf&get3d=True  -- InChI=1S/2C2H8N2.2ClH.Pd/c2*3-1-2-4;;;/h2*1-4H2;2*1H;/q;;;; 2/p-2 could not be loaded.