C111123313331323113313331313331323132313231323331323132313223131   >>    C11112331333132311331333131333132313231323132333132313231322313   <<    C111123313331323113313331313331323132313231323331323132313223133   >>      C111123313331323113313331313331323132313231323331323132313223132   >>