using System;

using System.Collections.Generic;

using System.Linq;

public class Program

{

    public class TabelasImportacaoDePara{

        public TabelasImportacaoDePara(string de, string para){

            this.De = de;

            this.Para = para;

        }

        public string De {get;}

        public string Para {get;}

    }

    public static void Main()

    {

      string tablesName = "pfDadosCadastrais, pjDadosCadastrais, cadeiaSocietaria";

      IEnumerable<TabelasImportacaoDePara> tables = tablesName.Split(',').ToList().Select(t => new TabelasImportacaoDePara(t, $"{t}Validada"));

    foreach(var tabela in tables)

        Console.WriteLine($"{tabela.De} - {tabela.Para}" );

    }

}