B33113313132313113313223313331323133313223313231333133313233211331322311121   >>    B3311331313231311331322331333132313331322331323133313331323321133132231112   <<    B33113313132313113313223313331323133313223313231333133313233211331322311123   >>      B33113313132313113313223313331323133313223313231333133313233211331322311122   >>