Write structural formula of 3-chloro-2-hydroxypentanal.

Explanation

To write the structural formula of 3-chloro-2-hydroxypentanal, we will follow these steps:

### Step-by-Step Solution:

1. **Identify the Base Structure**:
- The name "pentanal" indicates that the compound has a five-carbon chain with an aldehyde functional group (-CHO) at the first carbon.

2. **Draw the Carbon Chain**:
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