InChI=1/C14H16N4O3/c1-9-7-13(10(2)6-12(9)18(19)20)21-8-11-4-3-5-16-14(11)17-15/h3-7H,8,15H2,1-2H3,(H,16,17)/f/h17H 3354BCC9D9BCB2B7