C31232233133313221211113313331333132313331322121133133313221313311   >>    C3123223313331322121111331333133313231333132212113313331322131331   <<    C31232233133313221211113313331333132313331322121133133313221313313   >>      C31232233133313221211113313331333132313331322121133133313221313312   >>