InChI=1/C22H28N4O4/c1-16(27)26(2)20-11-9-18(10-12-20)24-15-21(28)25-19-7-5-17(6-8-19)22(29)23-13-4-14-30-3/h5-12,24H,4,13-15H2,1-3H3,(H,23,29)(H,25,28)/f/h23,25H 3BFAA22680ADD618