InChI=1/C14H18N2O5/c1-16(8-7-13(18)19)9-12(17)15-11-6-4-3-5-10(11)14(20)21-2/h3-6H,7-9H2,1-2H3,(H,15,17)(H,18,19)/p-1/fC14H17N2O5/h17H/q-1 FBB3CBCD52DDC43E