InChI=1/C11H14N2O5/c14-8-4-2-1-3-7(8)12-11(15)9-5-6-10(18-9)13(16)17/h5-8,14H,1-4H2,(H,12,15)/t7-,8-/m1/s1/f/h12H FBBBCDC84FF8F77F