C13223313311212111133133313331323133313233313121111121111331333132112322131211   >>    C1322331331121211113313331333132313331323331312111112111133133313211232213121   <<    C13223313311212111133133313331323133313233313121111121111331333132112322131213   >>      C13223313311212111133133313331323133313233313121111121111331333132112322131212   >>