CPC C07D 403/14 (2013.01) [H10K 85/654 (2023.02); H10K 85/6572 (2023.02); H10K 50/11 (2023.02)] | 5 Claims |
1. A compound represented by formula (IIa), formula (IIb), formula (IIc), formula (IIIa), or formula (IIIb):
wherein in formula (IIa), formula (IIb), formula (IIc), formula (IIIa), and formula (IIIb):
each L independently represents a substituted or unsubstituted, nitrogen-containing 5-membered ring or 6-membered ring heteroaryl group,
each Q′ independently represents a substituted or unsubstituted 3,6-di-t-butyl-9H-carbazol-9-yl group,
each Q″ independently represents a substituted or unsubstituted 3,6-di-t-butyl-9H-carbazol-9-yl group, or a substituted or unsubstituted 3,6-diphenyl-9H-carbazol-9-yl group.
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