B331133131323131133132233133313232213232233132313232233133313231333132322223311   >>    B33113313132313113313223313331323221323223313231323223313331323133313232222331   <<    B331133131323131133132233133313232213232233132313232233133313231333132322223313   >>      B331133131323131133132233133313232213232233132313232233133313231333132322223312   >>