InChI=1S/C19H25N3O5/c20-10-16-9-14(12-27-16)11-26-15-3-1-13(2-4-15)7-8-22-18(23)6-5-17(21)19(24)25/h1-4,9,12,17H,5-8,10-11,20-21H2,(H,22,23)(H,24,25)/p+1/t17-/m0/s1