C312312111133131121333133313113313331333133313331333133313331333132313113211111   >>    C31231211113313112133313331311331333133313331333133313331333133313231311321111   <<    C312312111133131121333133313113313331333133313331333133313331333132313113211113   >>      C312312111133131121333133313113313331333133313331333133313331333132313113211112   >>