C111123313121111121111331333133313331323232133313331333113233111   >>    C11112331312111112111133133313331333132323213331333133311323311   <<    C111123313121111121111331333133313331323232133313331333113233113   >>      C111123313121111121111331333133313331323232133313331333113233112   >>