InChI=1/C18H22N4O3/c1-11-8-20-15(12(2)16(11)25-3)10-21-17(23)14-6-4-13(5-7-14)9-22-18(19)24/h4-8H,9-10H2,1-3H3,(H,21,23)(H3,19,22,24)/f/h21-22H,19H2 BF1FFF905E560CC6