C13223313311212111133133313331333133313231323133213331323312321   >>    C1322331331121211113313331333133313331323132313321333132331232   <<    C13223313311212111133133313331333133313231323133213331323312323   >>      C13223313311212111133133313331333133313231323133213331323312322   >>