C13223313311212111133133313331323133313331323131133133313231231323211   >>    C1322331331121211113313331333132313331333132313113313331323123132321   <<    C13223313311212111133133313331323133313331323131133133313231231323213   >>      C13223313311212111133133313331323133313331323131133133313231231323212   >>