InChI=1/C19H25N3O2/c1-12-9-14(18(20)23)13-7-5-6-8-15(13)22(12)11-17-21-10-16(24-17)19(2,3)4/h5-8,10,12,14H,9,11H2,1-4H3,(H2,20,23)/t12-,14-/m0/s1/f/h20H2 6E5B278D66D0A42D