InChI=1S/C17H22N2O.C4H6O4/c1-17(20-14-13-19(2)3,15-9-5-4-6-10-15)16-11-7-8-12-18-16;5-3(6)1-2-4(7)8/h4-12H,13-14H2,1-3H3;1-2H2,(H,5,6)(H,7,8)