B331133131323131133132233133313113313232313113313231333132233132322332311   >>    B33113313132313113313223313331311331323231311331323133313223313232233231   <<    B331133131323131133132233133313113313232313113313231333132233132322332313   >>      B331133131323131133132233133313113313232313113313231333132233132322332312   >>