InChI=1/C14H20N2O3/c1-14(2)9-12(7-8-19-14)15-10-11-5-3-4-6-13(11)16(17)18/h3-6,12,15H,7-10H2,1-2H3/p+1/t12-/m0/s1/fC14H21N2O3/h15H/q+1 6BD2A257F94C6209