InChI=1/C16H24N4O4/c21-12(18-11-6-2-5-9-17-13(11)22)10-20-14(23)16(19-15(20)24)7-3-1-4-8-16/h11H,1-10H2,(H,17,22)(H,18,21)(H,19,24)/t11-/m1/s1/f/h17-19H E5A3B372681F81BB