C313212111113331323312111133133313331333131212111113331333132231132231   >>    C31321211111333132331211113313331333133313121211111333133313223113223   <<    C313212111113331323312111133133313331333131212111113331333132231132233   >>      C313212111113331323312111133133313331333131212111113331333132231132232   >>