C111123313121111121111331333133313331323232133313331333133313113313231323111121   >>    C11112331312111112111133133313331333132323213331333133313331311331323132311112   <<    C111123313121111121111331333133313331323232133313331333133313113313231323111123   >>      C111123313121111121111331333133313331323232133313331333133313113313231323111122   >>