C111123313331323113313331333133313331323123231333133313113322311   >>    C11112331333132311331333133313331333132312323133313331311332231   <<    C111123313331323113313331333133313331323123231333133313113322313   >>      C111123313331323113313331333133313331323123231333133313113322312   >>