C13223313311212111133133313331333133313231323133213331311331311331333132211   >>    C1322331331121211113313331333133313331323132313321333131133131133133313221   <<    C13223313311212111133133313331333133313231323133213331311331311331333132213   >>      C13223313311212111133133313331333133313231323133213331311331311331333132212   >>