InChI=1/C18H24N2O5/c1-12(13-2-3-15-16(10-13)23-11-22-15)19-17(21)20-14-4-6-18(7-5-14)24-8-9-25-18/h2-3,10,12,14H,4-9,11H2,1H3,(H2,19,20,21)/t12-/m1/s1/f/h19-20H 940F9AB22BAF1012