C111123313121111121111331333133313331333132232233131211111221323221   >>    C11112331312111112111133133313331333133313223223313121111122132322   <<    C111123313121111121111331333133313331333132232233131211111221323223   >>      C111123313121111121111331333133313331333132232233131211111221323222   >>