B331133131323131133132233133313231313231333132322331232313221131   >>    B33113313132313113313223313331323131323133313232233123231322113   <<    B331133131323131133132233133313231313231333132322331232313221133   >>      B331133131323131133132233133313231313231333132322331232313221132   >>