InChI=1/C16H22N2O3/c1-10-5-4-6-14(12(10)3)17-16(19)13-8-7-11(2)15(9-13)18(20)21/h7-10,12,14H,4-6H2,1-3H3,(H,17,19)/t10-,12+,14+/m1/s1/f/h17H FFFCDF07C3D3AD53