B331133131323131133132233133313231333132233132313331331122133313232221223131   >>    B33113313132313113313223313331323133313223313231333133112213331323222122313   <<    B331133131323131133132233133313231333132233132313331331122133313232221223133   >>      B331133131323131133132233133313231333132233132313331331122133313232221223132   >>