C13223313311212111133133313331333132313331333133313331333133313332233121   >>    C1322331331121211113313331333133313231333133313331333133313331333223312   <<    C13223313311212111133133313331333132313331333133313331333133313332233123   >>      C13223313311212111133133313331333132313331333133313331333133313332233122   >>