B33113313132313113313223313331323133313223313231333132313232321323112131   >>    B3311331313231311331322331333132313331322331323133313231323232132311213   <<    B33113313132313113313223313331323133313223313231333132313232321323112133   >>      B33113313132313113313223313331323133313223313231333132313232321323112132   >>