B33113313132313113313223313331323133313223313231333133313231312333121   >>    B3311331313231311331322331333132313331322331323133313331323131233312   <<    B33113313132313113313223313331323133313223313231333133313231312333123   >>      B33113313132313113313223313331323133313223313231333133313231312333122   >>