C31232233133313221211113313331333132233131133131133132313331313311   >>    C3123223313331322121111331333133313223313113313113313231333131331   <<    C31232233133313221211113313331333132233131133131133132313331313313   >>      C31232233133313221211113313331333132233131133131133132313331313312   >>