ERROR opening https://cactus.nci.nih.gov/chemical/structure/InChI=1S/CH2O3.Mg/c2-1(3)4;/h(H2,2,3,4);/q;+2/p-2, 1S/CH2O3.Mg.H2O/c2-1(3)4;;/h(H2,2,3,4);;1H2/q;+2;/p-2/file?format=sdf&get3d=True -- InChI=1S/CH2O3.Mg/c2-1(3)4;/h(H2,2,3,4);/q;+2/p-2, 1S/CH2O3.Mg.H2O/c2-1(3)4;;/h(H2,2,3,4);;1H2/q;+2;/p-2 could not be loaded.