C31232233133313221211113313331333132313331322121111331313231313331313311   >>    C3123223313331322121111331333133313231333132212111133131323131333131331   <<    C31232233133313221211113313331333132313331322121111331313231313331313313   >>      C31232233133313221211113313331333132313331322121111331313231313331313312   >>