InChI=1/C21H24N4O4/c1-15-17(22-18(29-15)16-7-3-2-4-8-16)19(26)24-11-13-25(14-12-24)21(28)20(27)23-9-5-6-10-23/h2-4,7-8H,5-6,9-14H2,1H3 BF5B61C5D33083B9