Write the structural formula of the compounds having the following IUPAC names
6-chloro-5-ethyl-2, 4, 4-trimethylhexane-1-nitrile

Explanation

To write the structural formula for the compound with the IUPAC name 6-chloro-5-ethyl-2, 4, 4-trimethylhexane-1-nitrile, we can follow these steps:

### Step-by-Step Solution:

1. **Identify the Parent Chain**:
The name indicates that the parent chain is hexane, which means it contains 6 carbon atoms.

2. **Number the Carbon Atoms**:
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