InChI=1/C18H20F2N2O/c1-12-16(13-4-7-21-8-5-13)6-9-22-18(12)23-11-14-2-3-15(19)10-17(14)20/h2-3,6,9-10,13,21H,4-5,7-8,11H2,1H3/p+1/fC18H21F2N2O/h21H/q+1 7486EEFD7D1DC6A4