InChI=1S/C22H32O5/c1-2-3-4-10-19(23)15-13-17-8-5-6-9-18(17)14-16-21(25)20(24)11-7-12-22(26)27/h5-6,8-9,13-16,19-21,23-25H,2-4,7,10-12H2,1H3,(H,26,27)/b15-13+,16-14+/t19-,20+,21-/m1/s1