C31321211111333132331211113313331333133313331333133313331311331311331323221231   >>    C3132121111133313233121111331333133313331333133313331333131133131133132322123   <<    C31321211111333132331211113313331333133313331333133313331311331311331323221233   >>      C31321211111333132331211113313331333133313331333133313331311331311331323221232   >>