C13223313311212111133133313331323133313233313121111121111331333132211   >>    C1322331331121211113313331333132313331323331312111112111133133313221   <<    C13223313311212111133133313331323133313233313121111121111331333132213   >>      C13223313311212111133133313331323133313233313121111121111331333132212   >>