C31321211111333132331211113313331333133313331333133313331311331333133112331121   >>    C3132121111133313233121111331333133313331333133313331333131133133313311233112   <<    C31321211111333132331211113313331333133313331333133313331311331333133112331123   >>      C31321211111333132331211113313331333133313331333133313331311331333133112331122   >>