C31231211111133131211113313331333133313331311213331333132211211   >>    C3123121111113313121111331333133313331333131121333133313221121   <<    C31231211111133131211113313331333133313331311213331333132211213   >>      C31231211111133131211113313331333133313331311213331333132211212   >>