InChI=1/C23H21N5O/c1-15-21-20-13-19(18-11-7-4-8-12-18)26-28(20)16(2)24-22(21)23(29)27(25-15)14-17-9-5-3-6-10-17/h3-13,21-22H,14H2,1-2H3/t21-,22+/m1/s1 C68DA292DCDD818C