InChI=1S/C22H32O4/c1-15(2)7-5-8-16(3)9-6-10-17(4)11-12-22-19(24)13-18(14-23)20(25)21(22)26-22/h7,9,11,13,20-21,23,25H,5-6,8,10,12,14H2,1-4H3/b16-9+,17-11+/t20-,21-,22+/m1/s1