C3123121111113313121111331333133313331333132322331333133313331333133321111   >>    C312312111111331312111133133313331333133313232233133313331333133313332111   <<    C3123121111113313121111331333133313331333132322331333133313331333133321113   >>      C3123121111113313121111331333133313331333132322331333133313331333133321112   >>