InChI=1/C21H27NO4/c1-20(2,26-16-6-4-3-5-7-16)18(23)22-17-14-8-13-9-15(17)12-21(10-13,11-14)19(24)25/h3-7,13-15,17H,8-12H2,1-2H3,(H,22,23)(H,24,25)/p-1/t13?,14-,15+,17?,21?/fC21H26NO4/h22H/q-1 C8DD8B65D5D7A092