InChI=1S/C22H32O4/c1-15(2)8-6-9-16(3)10-7-11-17(4)12-13-22-19(23)14-18(25-5)20(24)21(22)26-22/h8,10,12,14,20-21,24H,6-7,9,11,13H2,1-5H3/t20-,21-,22+/m1/s1