C13223313311212111133133313331333132333133313331323133112312232131121   >>    C1322331331121211113313331333133313233313331333132313311231223213112   <<    C13223313311212111133133313331333132333133313331323133112312232131123   >>      C13223313311212111133133313331333132333133313331323133112312232131122   >>