InChI=1/C14H18N4O5/c19-12-5-7-17(8-6-12)9-13(20)15-16-14(21)10-1-3-11(4-2-10)18(22)23/h1-4,12,19H,5-9H2,(H,15,20)(H,16,21)/p+1/fC14H19N4O5/h15-17H/q+1 D4972595B2CB183C