Write down structure of the following compounds:
4-chloro-2-pentyne

Explanation

To write down the structure of the compound 4-chloro-2-pentyne, follow these steps:

### Step-by-Step Solution:

1. **Identify the Base Chain**:
- The name "pentyne" indicates that the base chain has 5 carbon atoms (pent-) and contains a triple bond (yne).

2. **Determine the Position of the Triple Bond**:
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