B33113313132313113313223313331323133313223313231333132313331311221123121   >>    B3311331313231311331322331333132313331322331323133313231333131122112312   <<    B33113313132313113313223313331323133313223313231333132313331311221123123   >>      B33113313132313113313223313331323133313223313231333132313331311221123122   >>