C3123121111331311213331333131133133313331333133313331331123311131   >>    C312312111133131121333133313113313331333133313331333133112331113   <<    C3123121111331311213331333131133133313331333133313331331123311133   >>      C3123121111331311213331333131133133313331333133313331331123311132   >>