C23221211113313331233133313331323133313231123313331333133311211   >>    C2322121111331333123313331333132313331323112331333133313331121   <<    C23221211113313331233133313331323133313231123313331333133311213   >>      C23221211113313331233133313331323133313231123313331333133311212   >>