C31232233133313221211113313331333132313331322121111331322113113311   >>    C3123223313331322121111331333133313231333132212111133132211311331   <<    C31232233133313221211113313331333132313331322121111331322113113313   >>      C31232233133313221211113313331333132313331322121111331322113113312   >>