InChI=1/C21H21FO3/c1-13-9-14(2)19(8-7-18-11-17(23)12-21(24)25-18)20(10-13)15-3-5-16(22)6-4-15/h3-10,17-18,23H,11-12H2,1-2H3/b8-7+/t17-,18-/m1/s1 E7F290AC53D53E78