B33113313132313113313223313331323331333132112323133313231323132322131   >>    B3311331313231311331322331333132333133313211232313331323132313232213   <<    B33113313132313113313223313331323331333132112323133313231323132322133   >>      B33113313132313113313223313331323331333132112323133313231323132322132   >>