@class NSString; @interface OS_mrc_object : OS_object <OS_mrc_object> @property (readonly) unsigned long long hash; @property (readonly) Class superclass; @property (readonly, copy) NSString *description; @property (readonly, copy) NSString *debugDescription; - (void)dealloc; - (id)redactedDescription; - (BOOL)isEqual:(id)a0; @end