ERROR opening https://cactus.nci.nih.gov/chemical/structure/InChI=1S/C7H14O6/c1-13-7-5(11)3(9)2(8)4(10)6(7)12/h2-12H,1H3/t2?,3-,4-,5-,6 ,7?/m0/s1/file?format=sdf&get3d=True  -- InChI=1S/C7H14O6/c1-13-7-5(11)3(9)2(8)4(10)6(7)12/h2-12H,1H3/t2?,3-,4-,5-,6 ,7?/m0/s1 could not be loaded.