InChI=1S/C22H27FO5/c1-12-8-16-15-5-4-13-9-14(25)6-7-19(13,2)21(15,23)17(26)10-20(16,3)22(12,28)18(27)11-24/h6-7,9,12,15-16,24,28H,4-5,8,10-11H2,1-3H3/t12-,15+,16+,19+,20+,21+,22+/m1/s1