C312312111133131121333133313113313331333133313331333133313331333133313131311331   >>    C31231211113313112133313331311331333133313331333133313331333133313331313131133   <<    C312312111133131121333133313113313331333133313331333133313331333133313131311333   >>      C312312111133131121333133313113313331333133313331333133313331333133313131311332   >>