InChI=1/C18H22N2O3/c1-11-5-7-12(8-6-11)19-15(22)18-10-9-17(4,16(18,2)3)13(20-23)14(18)21/h5-8,23H,9-10H2,1-4H3,(H,19,22)/b20-13+/t17-,18+/m0/s1/f/h19H 9379EAEDC76F9656