InChI=1S/C30H52O7Si3/c1-18-14-29-15-19(18)13-20(35-38(4,5)6)23(29)30-16-21(36-39(7,8)9)25(37-40(10,11)12)28(2,27(32)34-17-30)24(30)22(29)26(31)33-3/h19-25H,1,13-17H2,2-12H3/t19-,20+,21+,22-,23?,24?,25+,28+,29-,30-/m0/s1