InChI=1/C15H21FN2O3/c1-3-21-15(20)11-18(9-8-14(19)17-2)10-12-4-6-13(16)7-5-12/h4-7H,3,8-11H2,1-2H3,(H,17,19)/f/h17H 103AD5D8A7BEF8A4