InChI=1/C19H24N2O2/c22-21(23)18-3-1-14(2-4-18)12-20-13-19-6-5-15-7-16(10-19)9-17(8-15)11-19/h1-4,12,15-17H,5-11,13H2/p+1/t15?,16-,17+,19?/fC19H25N2O2/h20H/q+1 793A5972B8C29B24