@protocol CNObservable;
@interface _CNDistinctUntilChangedObservable : CNObservable {
id<CNObservable> _observable;
id _lastObservedResult;
}
- (id)subscribe:(id)a0;
- (void).cxx_destruct;
- (id)initWithObservable:(id)a0;
- (BOOL)_resultIsDistinctFromLastResult:(id)a0;
@end