InChI=1S/C25H38O5/c1-2-3-15-18-23(27)19-16-13-11-9-7-5-4-6-8-10-12-14-17-20-25(29)30-22-24(28)21-26/h3,5-8,11-16,19,23-24,26-28H,2,4,9-10,17-18,20-22H2,1H3/b7-5-,8-6-,13-11+,14-12-,15-3-,19-16+/t23?,24-/m0/s1