InChI=1/C14H20N2O2/c1-3-12(15)14(13-5-4-7-18-13)16(2)9-11-6-8-17-10-11/h4-8,10,12,14H,3,9,15H2,1-2H3/p+1/t12-,14+/m0/s1/fC14H21N2O2/h15H/q+1 E33070F68041C792