C31321211111333132331211113313331333133313331333133313311211113313232233131121   >>    C3132121111133313233121111331333133313331333133313331331121111331323223313112   <<    C31321211111333132331211113313331333133313331333133313311211113313232233131123   >>      C31321211111333132331211113313331333133313331333133313311211113313232233131122   >>