C31321211111333132331211113313331333133313331212111133133323232233231   >>    C3132121111133313233121111331333133313331333121211113313332323223323   <<    C31321211111333132331211113313331333133313331212111133133323232233233   >>      C31321211111333132331211113313331333133313331212111133133323232233232   >>