InChI=1/C19H25N5O/c1-15(13-23-10-9-20-14-23)11-21-12-18-16(2)22(3)24(19(18)25)17-7-5-4-6-8-17/h4-10,14-15,21H,11-13H2,1-3H3/p+2/t15-/m0/s1/fC19H27N5O/h20-21H/q+2 B13CA1D4D5515370