C1111233133313231133133313331333133313231331122133313231333132223213223331   >>    C111123313331323113313331333133313331323133112213331323133313222321322333   <<    C1111233133313231133133313331333133313231331122133313231333132223213223333   >>      C1111233133313231133133313331333133313231331122133313231333132223213223332   >>