B33113313132313113313223313331323132313331313232233132333121121   >>    B3311331313231311331322331333132313231333131323223313233312112   <<    B33113313132313113313223313331323132313331313232233132333121123   >>      B33113313132313113313223313331323132313331313232233132333121122   >>