Hello,
refer this link for conversion pictures
https://www.google.co.in/search?q=phenol+to+m+nitrobenzene&sa=X&hl=en&biw=1920&bih=925&tbm=isch&tbo=u&source=univ&ved=0ahUKEwiS6vmOtYXcAhWDNo8KHcwkAE8QsAQIOg
,hope u will surely be beneficial of this answer.
keep up hope.
all the best.
best regards for your future and seccessful career.
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