InChI=1/C20H23NO5/c1-2-3-4-5-8-14-11-12-18(16(22)13-14)26-17-10-7-6-9-15(17)21-19(23)20(24)25/h6-7,9-13,22H,2-5,8H2,1H3,(H,21,23)(H,24,25)/p-1/fC20H22NO5/h21H/q-1 7686670246805228