C13223313311212111133133313331333133313231323133211113313331323231122212331   >>    C1322331331121211113313331333133313331323132313321111331333132323112221233   <<    C13223313311212111133133313331333133313231323133211113313331323231122212333   >>      C13223313311212111133133313331333133313231323133211113313331323231122212332   >>