InChI=1/C18H20FN3O2/c1-18(2,14-5-3-4-6-15(14)19)16(23)21-11-12-7-9-13(10-8-12)22-17(20)24/h3-10H,11H2,1-2H3,(H,21,23)(H3,20,22,24)/f/h21-22H,20H2 E91D444A002840D9