InChI=1S/C23H32O5/c1-14(13-27-16(3)24)6-5-7-15(2)17-10-11-23(4)19(17)12-18-21(28-23)9-8-20(25)22(18)26/h6,10,15,19-20,25H,5,7-9,11-13H2,1-4H3/b14-6+/t15?,19-,20+,23+/m1/s1