C1111233133313231133133313331333133313231331133133313331322132223221   >>    C111123313331323113313331333133313331323133113313331333132213222322   <<    C1111233133313231133133313331333133313231331133133313331322132223223   >>      C1111233133313231133133313331333133313231331133133313331322132223222   >>