InChI=1/C18H25NO2/c1-11-8-9-13-15(10-11)19-16-12(17(20)21-4)6-5-7-14(16)18(13,2)3/h5-7,11,13,15,19H,8-10H2,1-4H3/t11-,13+,15+/m0/s1 084F2C0564156BA4