InChI=1/C18H17NO/c1-2-17(20)18-14-9-5-3-7-12(14)11-16(19-18)13-8-4-6-10-15(13)18/h3-10,16,19H,2,11H2,1H3/t16-,18+/m1/s1 FB55DDC20B162BE9