C13223313311212111133133313331333133313231323133211331323133311212312331   >>    C1322331331121211113313331333133313331323132313321133132313331121231233   <<    C13223313311212111133133313331333133313231323133211331323133311212312333   >>      C13223313311212111133133313331333133313231323133211331323133311212312332   >>