InChI=1/C20H23FN2O/c1-14(19(22)20(24)23-12-11-18(21)13-23)15-7-9-17(10-8-15)16-5-3-2-4-6-16/h2-10,14,18-19H,11-13,22H2,1H3/t14-,18-,19-/m0/s1 E4964733AE8177C9