C111123313331323113313331333133313331323132333132313331333221131   >>    C11112331333132311331333133313331333132313233313231333133322113   <<    C111123313331323113313331333133313331323132333132313331333221133   >>      C111123313331323113313331333133313331323132333132313331333221132   >>