InChI=1S/C29H48N2O5Si2/c1-27-15-13-21(30-33-3)17-20(27)11-12-22-23-14-16-29(36-38(8,9)10,25(32)19-35-37(5,6)7)28(23,2)18-24(26(22)27)31-34-4/h13,15,17,22-23,26H,11-12,14,16,18-19H2,1-10H3/t22?,23?,26?,27-,28-,29-/m1/s1