C313212111113331323312111133133313331333133313331333133313331333131113233231   >>    C31321211111333132331211113313331333133313331333133313331333133313111323323   <<    C313212111113331323312111133133313331333133313331333133313331333131113233233   >>      C313212111113331323312111133133313331333133313331333133313331333131113233232   >>