C31232233133313221211113313331333133313331212111113331322313231   >>    C3123223313331322121111331333133313331333121211111333132231323   <<    C31232233133313221211113313331333133313331212111113331322313233   >>      C31232233133313221211113313331333133313331212111113331322313232   >>