B33113313132313113313223313331323133313223313231333133313113313122131121   >>    B3311331313231311331322331333132313331322331323133313331311331312213112   <<    B33113313132313113313223313331323133313223313231333133313113313122131123   >>      B33113313132313113313223313331323133313223313231333133313113313122131122   >>