C111123313121111121111331333133313331333133313331333133313231231323131   >>    C11112331312111112111133133313331333133313331333133313331323123132313   <<    C111123313121111121111331333133313331333133313331333133313231231323133   >>      C111123313121111121111331333133313331333133313331333133313231231323132   >>