C31321211111333132331211113313331333133313331333133312111133132322311   >>    C3132121111133313233121111331333133313331333133313331211113313232231   <<    C31321211111333132331211113313331333133313331333133312111133132322313   >>      C31321211111333132331211113313331333133313331333133312111133132322312   >>