C111123313331323113313331323331323132313231323113313231333131323231   >>    C11112331333132311331333132333132313231323132311331323133313132323   <<    C111123313331323113313331323331323132313231323113313231333131323233   >>      C111123313331323113313331323331323132313231323113313231333131323232   >>