C31321211111333132331211113313331333133313331333133313331333133313113312331121   >>    C3132121111133313233121111331333133313331333133313331333133313331311331233112   <<    C31321211111333132331211113313331333133313331333133313331333133313113312331123   >>      C31321211111333132331211113313331333133313331333133313331333133313113312331122   >>