C13223313311212111133133313331333132313331333133313331333133313232213331313231   >>    C1322331331121211113313331333133313231333133313331333133313331323221333131323   <<    C13223313311212111133133313331333132313331333133313331333133313232213331313233   >>      C13223313311212111133133313331333132313331333133313331333133313232213331313232   >>