C31321211111333132331211113313331333133313331333133313331333132321123233111   >>    C3132121111133313233121111331333133313331333133313331333133313232112323311   <<    C31321211111333132331211113313331333133313331333133313331333132321123233113   >>      C31321211111333132331211113313331333133313331333133313331333132321123233112   >>