InChI=1S/C15H26N4O7/c1-8(13(22)18-9(2)14(23)24)17-11(20)6-4-3-5-10(15(25)26)19-12(21)7-16/h8-10H,3-7,16H2,1-2H3,(H,17,20)(H,18,22)(H,19,21)(H,23,24)(H,25,26)/t8-,9-,10+/m1/s1