Write down structure of the following compounds:
2-butyne-1,4-diol

Explanation

To write down the structure of the compound 2-butyne-1,4-diol, we can follow these steps:

### Step-by-Step Solution:

1. **Identify the Base Chain**:
- The name "butyne" indicates that the compound has a four-carbon chain (but- refers to four carbons).
- The "yne" suffix indicates the presence of a triple bond.

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