@interface CNContainerExternalSyncDataDescription : CNContainerPropertyDescription - (Class)valueClass; - (id)key; - (BOOL)isWritable; - (id)CNValueForContainer:(id)a0; - (int)abPropertyID; - (void)setCNValue:(id)a0 onContainer:(id)a1; @end
@interface CNContainerExternalSyncDataDescription : CNContainerPropertyDescription - (Class)valueClass; - (id)key; - (BOOL)isWritable; - (id)CNValueForContainer:(id)a0; - (int)abPropertyID; - (void)setCNValue:(id)a0 onContainer:(id)a1; @end