C313212111113331323312111133133313331333133313331333133313331333133313223221221   >>    C31321211111333132331211113313331333133313331333133313331333133313331322322122   <<    C313212111113331323312111133133313331333133313331333133313331333133313223221223   >>      C313212111113331323312111133133313331333133313331333133313331333133313223221222   >>