C111123313121111121111331333133313331323231333133313331331122323321331   >>    C11112331312111112111133133313331333132323133313331333133112232332133   <<    C111123313121111121111331333133313331323231333133313331331122323321333   >>      C111123313121111121111331333133313331323231333133313331331122323321332   >>