InChI=1/C18H25ClN4O4/c1-11-6-12(2)9-22(8-11)10-13(3)20-17(24)18(25)21-14-4-5-15(19)16(7-14)23(26)27/h4-5,7,11-13H,6,8-10H2,1-3H3,(H,20,24)(H,21,25)/p+1/t11-,12-,13+/m0/s1/fC18H26ClN4O4/h20-22H/q+1 DCCC65D7BB4B61F5