C13223313311212111133133313331323133313233313121111331323133311   >>    C1322331331121211113313331333132313331323331312111133132313331   <<    C13223313311212111133133313331323133313233313121111331323133313   >>      C13223313311212111133133313331323133313233313121111331323133312   >>