Acumatica SQL to BQL - Not In

PXSelectBase<MyTable> query = new PXSelect<MyTable, Where<MyTable.myField, NotIn<Required<MyTable.myField>>>>(this);

List<string> excludedValues = new List<string>() { "Value1", "Value2", "Value3" };

foreach (string value in excludedValues)
{
    query.WhereAnd<Where<MyTable.myField, NotEqual<Required<MyTable.myField>>>>();
    query.WhereAnd<Where<MyTable.myField, NotEqual<Required<MyTable.myField>>>>();
    query.WhereAnd<Where<MyTable.myField, NotEqual<Required<MyTable.myField>>>>();
}

List<MyTable> results = new List<MyTable>();

foreach (PXResult<MyTable> result in query.Select(excludedValues[0], excludedValues[1], excludedValues[2]))
{
    results.Add(result);
}

return results;