Although it was suggested that Inter were in pole position for the 19-year-old, the capital outfit could make a late swoop.
Casemiro, who nets 80,000 a year, is still just 19 and is contracted to his present club until 2015.
Sao Paulo value him at 30m, but it is being suggested that an offer of 14m would be enough for the Brazilian outfit to sell.
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