InChI=1/C14H20N2O3/c1-12-5-4-8-15(11-12)9-10-19-14-7-3-2-6-13(14)16(17)18/h2-3,6-7,12H,4-5,8-11H2,1H3/p+1/t12-/m1/s1/fC14H21N2O3/h15H/q+1 5301936DC9B91166