C313212111113331323312111133133313331333133313331312111133132232231   >>    C31321211111333132331211113313331333133313331333131211113313223223   <<    C313212111113331323312111133133313331333133313331312111133132232233   >>      C313212111113331323312111133133313331333133313331312111133132232232   >>