InChI=1/C15H22N2O/c1-11(2)18-15-7-5-14(6-8-15)13(4)17-12(3)9-10-16/h5-8,11-13,17H,9H2,1-4H3/t12-,13+/m1/s1 7B0A98C4E9E39CB7