C13223313311212111133133313331333132313331323312111133132223223311   >>    C1322331331121211113313331333133313231333132331211113313222322331   <<    C13223313311212111133133313331333132313331323312111133132223223313   >>      C13223313311212111133133313331333132313331323312111133132223223312   >>