InChI=1/C16H20N2O3/c17-16(21)14-6-3-9-18(11-14)10-13-5-2-1-4-12(13)7-8-15(19)20/h1-2,4-5,7-8,14H,3,6,9-11H2,(H2,17,21)(H,19,20)/b8-7+/t14-/m1/s1/f/h18H,17H2	6B37FA82E46F51F8