C2212133313231331121111331333133313331333133313221123313331323133311211   >>    C221213331323133112111133133313331333133313331322112331333132313331121   <<    C2212133313231331121111331333133313331333133313221123313331323133311213   >>      C2212133313231331121111331333133313331333133313221123313331323133311212   >>