InChI=1/C18H28N4O3/c1-5-22(6-2)11-13-9-7-8-10-14(13)21-16(24)15(23)20-12-18(3,4)17(19)25/h7-10H,5-6,11-12H2,1-4H3,(H2,19,25)(H,20,23)(H,21,24)/p+1/fC18H29N4O3/h20-22H,19H2/q+1 473B641BF4AB89B2