InChI=1/C18H16F3NO3/c1-24-17-9-13-5-6-22(11-14(13)8-16(17)23)10-12-3-2-4-15(7-12)25-18(19,20)21/h2-4,7-9,11H,5-6,10H2,1H3/p+1/fC18H17F3NO3/h23H/q+1 D988A07BBF6649BC