C31321211111333132331211113313331333133313331333131211113313331323223311311   >>    C3132121111133313233121111331333133313331333133313121111331333132322331131   <<    C31321211111333132331211113313331333133313331333131211113313331323223311313   >>      C31321211111333132331211113313331333133313331333131211113313331323223311312   >>