C111123313331323113313331333133313331323123231333133313331333313231131   >>    C11112331333132311331333133313331333132312323133313331333133331323113   <<    C111123313331323113313331333133313331323123231333133313331333313231133   >>      C111123313331323113313331333133313331323123231333133313331333313231132   >>