InChI=1/C18H22N4O3/c19-17(23)13-6-7-16(22-8-2-1-3-9-22)15(11-13)21-18(24)20-12-14-5-4-10-25-14/h4-7,10-11H,1-3,8-9,12H2,(H2,19,23)(H2,20,21,24)/f/h20-21H,19H2 99DDE43D41E13C14