InChI=1S/C22H29NO9S/c1-6-27-22(33)23-11-16-7-9-17(10-8-16)32-21-20(31-15(5)26)19(30-14(4)25)18(12(2)28-21)29-13(3)24/h7-10,12,18-21H,6,11H2,1-5H3,(H,23,33)/t12-,18-,19+,20+,21-/m0/s1