The present invention provides compounds of Formula (I) as defined in the specification and compositions comprising any of such novel compounds. These compounds are Factor VIIa inhibitors which may be used as medicaments. ##STR00001##

Provided are carbazole-based host compounds containing a 9-membered ring represented by Formula I ##STR00001##
where the variables are defined herein. Also provided are formulations comprising these carbazole-based hosts compounds. Further provided are OLEDs and related consumer products that utilize these carbazole-based hosts compounds.

Provided are carbazole-based host compounds containing a 9-membered ring represented by Formula I ##STR00001##
where the variables are defined herein. Also provided are formulations comprising these carbazole-based hosts compounds. Further provided are OLEDs and related consumer products that utilize these carbazole-based hosts compounds.