InChI=1/C18H21FN4O/c1-18(2,9-13-3-5-14(19)6-4-13)22-12-17(24)23-15(10-20)7-8-16(23)11-21/h3-6,15-16,22H,7-9,12H2,1-2H3/t15-,16+ E54DF1D83FB30BC1