InChI=1/C9H12N2O3/c12-9(13)7-5-10-8(11-7)4-6-2-1-3-14-6/h5-6H,1-4H2,(H,10,11)(H,12,13)/p-1/t6-/m0/s1/fC9H11N2O3/h10H/q-1 72F190D001845EF5