InChI=1/C15H34N2O2/c1-5-6-7-8-11-19-13-15(18)12-16-14(2)9-10-17(3)4/h14-16,18H,5-13H2,1-4H3/p+2/t14-,15+/m0/s1/fC15H36N2O2/h16-17H/q+2 FF71A10B6C8C1FC5