InChI=1S/C19H28N4O7/c20-8-2-1-3-13(21)17(27)22-14(10-16(25)26)18(28)23-15(19(29)30)9-11-4-6-12(24)7-5-11/h4-7,13-15,24H,1-3,8-10,20-21H2,(H,22,27)(H,23,28)(H,25,26)(H,29,30)/t13-,14-,15-/m0/s1