InChI=1/C18H26N4O5/c1-5-26-9-8-22(11-14-6-7-15(27-14)18(24)25-4)12-17(23)19-16-10-13(2)20-21(16)3/h6-7,10H,5,8-9,11-12H2,1-4H3,(H,19,23)/p+1/fC18H27N4O5/h19,22H/q+1 9F7C4319928D641F