InChI=1/C19H22N2O3/c22-18(16-13-14-5-1-4-8-17(14)24-19(16)23)21-11-9-20(10-12-21)15-6-2-3-7-15/h1,4-5,8,13,15H,2-3,6-7,9-12H2/p+1/fC19H23N2O3/h20H/q+1 51D7AD9BA24A1458