C13223313311212111133133313331333132313231323132321123231323221   >>    C1322331331121211113313331333133313231323132313232112323132322   <<    C13223313311212111133133313331333132313231323132321123231323223   >>      C13223313311212111133133313331333132313231323132321123231323222   >>