C31321211111333132331211113313331333133313331333133313331333133313113311221121   >>    C3132121111133313233121111331333133313331333133313331333133313331311331122112   <<    C31321211111333132331211113313331333133313331333133313331333133313113311221123   >>      C31321211111333132331211113313331333133313331333133313331333133313113311221122   >>