Which compound is NOT a dihydric phenol

The same question, asked 2 times: 19 Apr 2025 S2, 13 May 2026 S1. Every wording below, oldest first.

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Question 1
19 Apr 2025 S2
83 $Which of the following is NOT dihydric phenol?$
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Question 2
13 May 2026 S1
38 $Which of the following compounds is NOT a dihydric phenol?$
Tap an option to check your answer.