C31232233133313221211113313331333132313331322121111121111111133211332311   >>    C3123223313331322121111331333133313231333132212111112111111113321133231   <<    C31232233133313221211113313331333132313331322121111121111111133211332313   >>      C31232233133313221211113313331333132313331322121111121111111133211332312   >>