InChI=1/C18H24N4O4S/c1-13(15-6-5-7-16(11-15)27(25,26)21(3)4)20-12-14-8-9-17(19-2)18(10-14)22(23)24/h5-11,13,19-20H,12H2,1-4H3/p+1/t13-/m0/s1/fC18H25N4O4S/h20H/q+1 A0911EC26F3B7303