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I'm a beginner I tried to read a csv file using R language, but I can't read it well.

Problem occurring ・ Csv file cannot be read
Error: Unexpected input in "read.csv (" ""
Corresponding source code
read.csv ("sample-data.csv", header = T, row.names = 1)
What I tried

I checked the working directory.

Supplementary information (FW/tool version, etc.)

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