C13223313311212111133133313331333132313231323133313331312331323132212111   >>    C1322331331121211113313331333133313231323132313331333131233132313221211   <<    C13223313311212111133133313331333132313231323133313331312331323132212113   >>      C13223313311212111133133313331333132313231323133313331312331323132212112   >>