Write down the bond line structure of the following:
2-methyl-1-butene

Explanation

To draw the bond line structure of 2-methyl-1-butene, follow these steps:

### Step-by-Step Solution:

1. **Identify the Parent Chain**:
- The name "butene" indicates that the parent chain has 4 carbon atoms (but- means 4).
- The "1" in 1-butene indicates that the double bond is located between the first and second carbon atoms.

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