ERROR opening https://cactus.nci.nih.gov/chemical/structure/InChI=1S/Al.K.2O3Si/c;;2*1-4(2)3/q+3;+1;2*-2/file?format=sdf&get3d=True -- InChI=1S/Al.K.2O3Si/c;;2*1-4(2)3/q+3;+1;2*-2 could not be loaded.