InChI=1/C11H16N2O3/c14-8-5-10(15)9(11(16)6-8)7-13-3-1-12-2-4-13/h5-6,12,14-16H,1-4,7H2/p+1/fC11H17N2O3/h12H/q+1 188297B457F38F5E