InChI=1/C21H24N4O4/c1-2-22-13-16(15-5-3-4-6-17(15)22)21(29)24-11-9-23(10-12-24)20(28)14-25-18(26)7-8-19(25)27/h3-6,13H,2,7-12,14H2,1H3 42F330B8A0B2C20A