Exploring 6250. To explore a different substance…

Ethyl 6-(4-chlorophenyl)-4H-imidazo[1,5-a]naphtho[2,1-f][1,4]diazepine-3-carboxylate
 6250  C24H18ClN3O2  415.872
 Aryldiazepine
 InChI=1S/C24H18ClN3O2/c1-2-30-24(29)22-20-13-26-21(16-7-10-17(25)11-8-16)19-12-9-15-5-3-4-6-18(15)23(19)28(20)14-27-22/h3-12,14H,2,13H2,1H3
 OLCFVZAAUQHMLE-UHFFFAOYSA-N This stereoisomer Any stereoisomer
 CCOC(=O)c1ncn2c1CN=C(c1c2c2ccccc2cc1)c1ccc(cc1)Cl