An organometallic compound represented by Formula 1, an organic light-emitting device including the organometallic compound, and a diagnostic composition including the organometallic compound:
wherein, in Formula 1, M, X
1
to X
4
, Y
1
, X
5
, ring CY
1
to ring CY
5
, T
1
to T
3
, T
1
to T
5
, and a1 to a5 are each independently the same as described above.
由式1表示的有机
金属化合物,包括该有机
金属化合物的有机发光器件,以及包括该有机
金属化合物的诊断组合物:其中,在式1中,M、X1至X4、Y1、X5、环CY1至环CY5、T1至T3、T1至T5和a1至a5分别独立地与上述描述相同。