C13223313311212111133133313331333133313231323133213331322131221   >>    C1322331331121211113313331333133313331323132313321333132213122   <<    C13223313311212111133133313331333133313231323133213331322131223   >>      C13223313311212111133133313331333133313231323133213331322131222   >>