C3123223313331322121111331333133313121111331323133313311211122331   >>    C312322331333132212111133133313331312111133132313331331121112233   <<    C3123223313331322121111331333133313121111331323133313311211122333   >>      C3123223313331322121111331333133313121111331323133313311211122332   >>