C13223313311212111133133313331323133313331323131133133321112311   >>    C1322331331121211113313331333132313331333132313113313332111231   <<    C13223313311212111133133313331323133313331323131133133321112313   >>      C13223313311212111133133313331323133313331323131133133321112312   >>