C312312111133131121333133313113313331333133313331333133313331333132313331121321   >>    C31231211113313112133313331311331333133313331333133313331333133313231333112132   <<    C312312111133131121333133313113313331333133313331333133313331333132313331121323   >>      C312312111133131121333133313113313331333133313331333133313331333132313331121322   >>