InChI=1/C18H22N4O6/c1-4-20-12-7(2)15(24)14-11(17(12)26)9(6-28-18(19)27)13-16(25)10(5-22(13)14)21-8(3)23/h7,10,16,25H,4-6H2,1-3H3,(H2,19,27)(H,21,23)/t7-,10-,16-/m0/s1/f/h21H,19H2 A6420666EF211E49