InChI=1/C19H23N3O2/c1-23-17-6-4-5-15-13-16(14-24-19(15)17)21-9-11-22(12-10-21)18-7-2-3-8-20-18/h2-8,16H,9-14H2,1H3/p+1/t16-/m0/s1/fC19H24N3O2/h20H/q+1 4116742B2C53C1BA