InChI=1/C21H24N4O4/c1-14-11-19(29-22-14)21(27)24-8-6-23(7-9-24)20(26)18-12-15(2)25(16(18)3)13-17-5-4-10-28-17/h4-5,10-12H,6-9,13H2,1-3H3 2B7309498C341922