Sucrose Heptasulfate Potassium Salt (>95% purity)

[K+].[K+].[K+].[K+].[K+].[K+].[K+].OC[C@H]1O[C@H](O[C@]2(COS(=O)(=O)[O-])O[C@H](COS(=O)(=O)[O-])[C@@H](OS(=O)(=O)[O-])[C@@H]2OS(=O)(=O)[O-])[C@H](OS(=O)(=O)[O-])[C@@H](OS(=O)(=O)[O-])[C@@H]1OS(=O)(=O)[O-]

InChI=1S/C12H22O32S7.7K/c13-1-4-6(40-47(20,21)22)8(42-49(26,27)28)9(43-50(29,30)31)11(37-4)39-12(3-36-46(17,18)19)10(44-51(32,33)34)7(41-48(23,24)25)5(38-12)2-35-45(14,15)16;;;;;;;/h4-11,13H,1-3H2,(H,14,15,16)(H,17,18,19)(H,20,21,22)(H,23,24,25)(H,26,27,28)(H,29,30,31)(H,32,33,34);;;;;;;/q;7*+1/p-7/t4-,5-,6-,7-,8+,9-,10+,11-,12+;;;;;;;/m1......./s1

IUPAC name: heptapotassium;[(2R,3R,4S,5R,6R)-2-[(2S,3S,4R,5R)-3,4-disulfonatooxy-2,5-bis(sulfonatooxymethyl)oxolan-2-yl]oxy-6-(hydroxymethyl)-3,5-disulfonatooxyoxan-4-yl] sulfate