@class NSNumber, MTRUnitTestingClusterSimpleStruct;
@interface MTRUnitTestingClusterNestedStruct : NSObject <NSCopying>
@property (copy, nonatomic) NSNumber *a;
@property (copy, nonatomic) NSNumber *b;
@property (copy, nonatomic) MTRUnitTestingClusterSimpleStruct *c;
- (id)init;
- (id)description;
- (void).cxx_destruct;
- (id)copyWithZone:(struct _NSZone { } *)a0;
@end