C111123313121111121111331333133313331323132333133313331323223121323111   >>    C11112331312111112111133133313331333132313233313331333132322312132311   <<    C111123313121111121111331333133313331323132333133313331323223121323113   >>      C111123313121111121111331333133313331323132333133313331323223121323112   >>