B331133131323131133132233133313231323221322331323133313232223131   >>    B33113313132313113313223313331323132322132233132313331323222313   <<    B331133131323131133132233133313231323221322331323133313232223133   >>      B331133131323131133132233133313231323221322331323133313232223132   >>