C313212111113331323312111133133313331333133313331333133313331322313222311   >>    C31321211111333132331211113313331333133313331333133313331333132231322231   <<    C313212111113331323312111133133313331333133313331333133313331322313222313   >>      C313212111113331323312111133133313331333133313331333133313331322313222312   >>