C13223313311212111133133313331333133313231323133211111323123221   >>    C1322331331121211113313331333133313331323132313321111132312322   <<    C13223313311212111133133313331333133313231323133211111323123223   >>      C13223313311212111133133313331333133313231323133211111323123222   >>