C13223313311212111133133313331333133313231323133211331333133321111   >>    C1322331331121211113313331333133313331323132313321133133313332111   <<    C13223313311212111133133313331333133313231323133211331333133321113   >>      C13223313311212111133133313331333133313231323133211331333133321112   >>