C31321211111333132331211113313331333133313331333133313331311331121321   >>    C3132121111133313233121111331333133313331333133313331333131133112132   <<    C31321211111333132331211113313331333133313331333133313331311331121323   >>      C31321211111333132331211113313331333133313331333133313331311331121322   >>