InChI=1S/C29H44F5NO4Si/c1-6-7-11-17-22(39-40(3,4)5)18-14-16-21(15-12-9-8-10-13-19-24(36)37-2)35-38-20-23-25(30)27(32)29(34)28(33)26(23)31/h14,18,22H,6-13,15-17,19-20H2,1-5H3/b18-14-,35-21?