C13223313311212111133133313331333132313331133132313231333131323132322122321   >>    C1322331331121211113313331333133313231333113313231323133313132313232212232   <<    C13223313311212111133133313331333132313331133132313231333131323132322122323   >>      C13223313311212111133133313331333132313331133132313231333131323132322122322   >>