Name few synthetic auxins.

Explanation

### Step-by-Step Solution:

1. **Understanding Auxins**: Auxins are plant hormones that play a crucial role in regulating plant growth and development. They were the first hormones to be discovered in plants.

2. **Isolation of Auxins**: The first auxin, known as indole-3-acetic acid (IAA), was isolated from the tips of oat seedlings by F.W. Wendt.

3. **Definition of Synthetic Auxins**: Synthetic auxins are auxins that are artificially produced in laboratories, as opposed to those that occur naturally in plants.

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