C13223313311212111133133313331333133313231323133211331333132313121323311   >>    C1322331331121211113313331333133313331323132313321133133313231312132331   <<    C13223313311212111133133313331333133313231323133211331333132313121323313   >>      C13223313311212111133133313331333133313231323133211331333132313121323312   >>