C31321211111333132331211113313331333133313331333133313331332211   >>    C3132121111133313233121111331333133313331333133313331333133221   <<    C31321211111333132331211113313331333133313331333133313331332213   >>      C31321211111333132331211113313331333133313331333133313331332212   >>