ERROR opening https://cactus.nci.nih.gov/chemical/structure/InChI=1S/C16H14O6/c1-19-10-6-4-5-8-13(18)12-9(17)7-11(20-2)15(21-3)16(12)22-14(8)10/h4-7,17H,1-3H3/file?format=sdf&get3d=True -- InChI=1S/C16H14O6/c1-19-10-6-4-5-8-13(18)12-9(17)7-11(20-2)15(21-3)16(12)22-14(8)10/h4-7,17H,1-3H3 could not be loaded.