B331133131323131133132233133313231333132233132313331333132313232212223131   >>    B33113313132313113313223313331323133313223313231333133313231323221222313   <<    B331133131323131133132233133313231333132233132313331333132313232212223133   >>      B331133131323131133132233133313231333132233132313331333132313232212223132   >>