C3123223313331322121111331333133313121111331323131133132313211311   >>    C312322331333132212111133133313331312111133132313113313231321131   <<    C3123223313331322121111331333133313121111331323131133132313211313   >>      C3123223313331322121111331333133313121111331323131133132313211312   >>