InChI=1/C19H26N4O3/c1-18(2,3)11-7-10(8-12(14(11)24)19(4,5)6)9-13-15(25)22-17(26-13)23-16(20)21/h7-9,24H,1-6H3,(H4,20,21,22,23,25)/b13-9-/f/h20-21H2 C068DD50A5162D7E