InChI=1/C19H18N2O/c20-18-10-12-21(13-11-18)14-16-6-8-19(9-7-16)22-15-17-4-2-1-3-5-17/h1-13,20H,14-15H2/p+1/fC19H19N2O/h20H/q+1 EACEB3418D7D81F6