C13223313311212111133133313331333133313231323133211331333132332232311   >>    C1322331331121211113313331333133313331323132313321133133313233223231   <<    C13223313311212111133133313331333133313231323133211331333132332232313   >>      C13223313311212111133133313331333133313231323133211331333132332232312   >>