InChI=1/C14H15N3O5/c1-8-11(13(18)22-3)12(15-14(19)16(8)2)9-5-4-6-10(7-9)17(20)21/h4-7,12H,1-3H3,(H,15,19)/t12-/m0/s1/f/h15H 1C7D0B869E8CABFD