C13223313311212111133133313331333133313231323133213331323133112312311   >>    C1322331331121211113313331333133313331323132313321333132313311231231   <<    C13223313311212111133133313331333133313231323133213331323133112312313   >>      C13223313311212111133133313331333133313231323133213331323133112312312   >>