InChI=1/C19H21FN2O3/c20-17-3-1-15(2-4-17)13-21-11-9-16(10-12-21)14-25-19-7-5-18(6-8-19)22(23)24/h1-8,16H,9-14H2/p+1/fC19H22FN2O3/h21H/q+1 8B0A41E05DEF95ED