B33113313132313113313223313331323133313223313231333133331322131121   >>    B3311331313231311331322331333132313331322331323133313333132213112   <<    B33113313132313113313223313331323133313223313231333133331322131123   >>      B33113313132313113313223313331323133313223313231333133331322131122   >>