摘要 |
<p>There is provided a compound having Formula I. In the formula: Ar can be phenyl, biphenyl, or terphenyl, and can optionally have one or more substituents which can be D, alkyl, silyl, deuterated alkyl, or deuterated silyl; R1 can be alkyl, silyl, aryl, heteroaryl, deuterated alkyl, deuterated silyl, deuterated aryl, or deuterated heteroaryl; R2-R11 are the same or different and can be H, D, alkyl, silyl, deuterated alkyl, or deuterated silyl.</p> |