C111123313331323113313331333133313331323123231333133313231323132221   >>    C11112331333132311331333133313331333132312323133313331323132313222   <<    C111123313331323113313331333133313331323123231333133313231323132223   >>      C111123313331323113313331333133313331323123231333133313231323132222   >>