C13223313311212111133133313331333132313331333133313331333133313332233312131   >>    C1322331331121211113313331333133313231333133313331333133313331333223331213   <<    C13223313311212111133133313331333132313331333133313331333133313332233312133   >>      C13223313311212111133133313331333132313331333133313331333133313332233312132   >>