InChI=1S/C22H32O4/c1-6-15(2)11-9-12-17(4)14-16(3)10-7-8-13-18-22(5)20(26-22)19(23)21(24)25-18/h7-13,15-16,18-20,23H,6,14H2,1-5H3/b10-7+,11-9+,13-8+,17-12+/t15-,16-,18+,19+,20-,22+/m0/s1