C31321211111333132331211113313331333133313223313331323131133131121211   >>    C3132121111133313233121111331333133313331322331333132313113313112121   <<    C31321211111333132331211113313331333133313223313331323131133131121213   >>      C31321211111333132331211113313331333133313223313331323131133131121212   >>