InChI=1/C18H25NO2/c1-17(2,3)13-8-11(16(20)19-12-6-7-12)9-14-15(13)21-10-18(14,4)5/h8-9,12H,6-7,10H2,1-5H3,(H,19,20)/f/h19H C61BCC411F4D0010