InChI=1S/C11H20O10/c12-1-4-6(15)9(8(17)10(18)20-4)21-11-7(16)5(14)3(13)2-19-11/h3-18H,1-2H2/t3-,4+,5-,6-,7+,8+,9-,10?,11+/m0/s1