InChI=1/C14H22N2O2/c1-9-3-2-4-10(7-9)15-12-8-13(17)16(14(12)18)11-5-6-11/h9-12,15H,2-8H2,1H3/p+1/t9-,10-,12-/m1/s1/fC14H23N2O2/h15H/q+1 5E333CC7DE74F7B8