B331133131323131133132233133313231333132233132313331333232132313232223221   >>    B33113313132313113313223313331323133313223313231333133323213231323222322   <<    B331133131323131133132233133313231333132233132313331333232132313232223223   >>      B331133131323131133132233133313231333132233132313331333232132313232223222   >>