C31232233133313221211113313331333133313332213121111331311113331   >>    C3123223313331322121111331333133313331333221312111133131111333   <<    C31232233133313221211113313331333133313332213121111331311113333   >>      C31232233133313221211113313331333133313332213121111331311113332   >>