InChI=1/C15H22N2O2/c1-11-8-17(12(2)7-16-11)9-13-10-18-14-5-3-4-6-15(14)19-13/h3-6,11-13,16H,7-10H2,1-2H3/p+1/t11-,12+,13+/m0/s1/fC15H23N2O2/h16H/q+1 EF16C29AE98CDE98