C3123121111331311213331333131133133313331333133313311211113313331322123321   >>    C312312111133131121333133313113313331333133313331331121111331333132212332   <<    C3123121111331311213331333131133133313331333133313311211113313331322123323   >>      C3123121111331311213331333131133133313331333133313311211113313331322123322   >>