InChI=1/C16H26N4O4/c1-10(2)8-17-14(23)18-12(21)9-20-13(22)16(19-15(20)24)6-4-11(3)5-7-16/h10-11H,4-9H2,1-3H3,(H,19,24)(H2,17,18,21,23)/f/h17-19H BE8529F14731723C