C31232233133313221211113313331333132313331333133313331333133313331211113331211   >>    C3123223313331322121111331333133313231333133313331333133313331333121111333121   <<    C31232233133313221211113313331333132313331333133313331333133313331211113331213   >>      C31232233133313221211113313331333132313331333133313331333133313331211113331212   >>