InChI=1S/C22H24O5/c1-12(2)5-7-15-20(23)19(25-4)10-16-17-11-26-18-9-13(24-3)6-8-14(18)21(17)27-22(15)16/h5-6,8-10,17,21,23H,7,11H2,1-4H3/t17-,21-/m0/s1