ERROR opening https://cactus.nci.nih.gov/chemical/structure/InChI=1S/C9H12N2O2/c1-6(12)11-8-4-3-7(10)5-9(8)13-2/h3-5H,10H2,1-2H3,(H,11,12)/file?format=sdf&get3d=True  -- InChI=1S/C9H12N2O2/c1-6(12)11-8-4-3-7(10)5-9(8)13-2/h3-5H,10H2,1-2H3,(H,11,12) could not be loaded.