InChI=1/C16H22N2O3/c1-2-12-5-3-7-14(9-12)17-16(21)18-8-4-6-13(11-18)10-15(19)20/h3,5,7,9,13H,2,4,6,8,10-11H2,1H3,(H,17,21)(H,19,20)/p-1/t13-/m0/s1/fC16H21N2O3/h17H/q-1 6608B7737730044E