XXCY4A --> https://www.renfe.com/content/dam/renfe/es/Comunicaci%C3%B3n-y-renfe-al-dia/sala-de-prensa/Local-Delegacion-Nordeste/PDF-y-otros/act%2020210309__PLA%20RODALIES%20DE%20CATALUNYA-CATAL%C3%80.pdf
