C13223313311212111133133313331333132313231323132322331313331123313113231   >>    C1322331331121211113313331333133313231323132313232233131333112331311323   <<    C13223313311212111133133313331333132313231323132322331313331123313113233   >>      C13223313311212111133133313331333132313231323132322331313331123313113232   >>