B33113313132313113313223313331323331323112331323133313231333132322131   >>    B3311331313231311331322331333132333132311233132313331323133313232213   <<    B33113313132313113313223313331323331323112331323133313231333132322133   >>      B33113313132313113313223313331323331323112331323133313231333132322132   >>