C111123313331323113313331331121111331323132322333121111133313231333131121   >>    C11112331333132311331333133112111133132313232233312111113331323133313112   <<    C111123313331323113313331331121111331323132322333121111133313231333131123   >>      C111123313331323113313331331121111331323132322333121111133313231333131122   >>