InChI=1/C17H22N2O5/c20-15(21)11-19-10-4-7-13(16(19)22)18-14(17(23)24)9-8-12-5-2-1-3-6-12/h1-3,5-6,13-14,18H,4,7-11H2,(H,20,21)(H,23,24)/p-1/t13-,14-/m0/s1/fC17H21N2O5/h18H/q-1 218B8F399FAC1DE2