InChI=1/C24H34N4O4/c29-21(14-16-6-2-1-3-7-16)27-12-10-18-17(15-27)23(30)26-22(25-18)19-8-4-11-28(19)24(31)20-9-5-13-32-20/h16,19-20H,1-15H2,(H,25,26,30)/t19-,20-/m0/s1/f/h26H B5D64AD00173472A