InChI=1/C19H21N5O/c1-2-23-18(25)16-17(24-14-10-6-9-13(14)20-19(23)24)22-15(21-16)11-12-7-4-3-5-8-12/h3-5,7-8,13-14H,2,6,9-11H2,1H3,(H,21,22)/p+1/t13-,14+/m1/s1/fC19H22N5O/h20,22H/q+1 F782704F8264CF64