B33113313132313113313223313331323133313223313231333132313232321323131221   >>    B3311331313231311331322331333132313331322331323133313231323232132313122   <<    B33113313132313113313223313331323133313223313231333132313232321323131223   >>      B33113313132313113313223313331323133313223313231333132313232321323131222   >>