InChI=1/C18H26N4O2/c1-10(2)9-22-16-15(17(23)21(3)18(22)24)19-14(20-16)8-13-7-11-4-5-12(13)6-11/h10-13H,4-9H2,1-3H3,(H,19,20)/t11-,12+,13+/m1/s1/f/h19H 8A382C45BCFFA7C1