Seat alhambra how to access and replace relay 109 and 405?

Hi I have managed to gain acces to relay 109 however need to access relay 405 which is behind this fuse box and I cannot see or find any information on how this can be done. Front dash under driver now in bits..... Have parts but cannot for the life of me work out how to get behind to the 405 relay. Now going stir crazy.....