namespace System
{
    public struct ValueTuple<T1, T2, T3, T4, T5, T6> : IStructuralComparable, IStructuralEquatable, IComparable, IComparable<(T1, T2, T3, T4, T5, T6)>, IEquatable<(T1, T2, T3, T4, T5, T6)>
    {
        public override int GetHashCode();
    }
}