InChI=1/C13H18N2O4/c14-8-9-5-6-10(15(17)18)13(7-9)19-12-4-2-1-3-11(12)16/h5-7,11-12,16H,1-4,8,14H2/p+1/t11-,12+/m0/s1/fC13H19N2O4/h14H/q+1 05A569A963B5D9A0