C3132121111133313233121111331333133313331333133313331333133313113313222231   >>    C313212111113331323312111133133313331333133313331333133313331311331322223   <<    C3132121111133313233121111331333133313331333133313331333133313113313222233   >>      C3132121111133313233121111331333133313331333133313331333133313113313222232   >>