Write the IUPAC names of the following compounds:
`(CH_3)_2 C= overset(H ) overset(|) C- overset(CH_3)overset(|) (CH )(CH)=C (CH_3)_2`.

Explanation

To derive the IUPAC name of the compound `(CH_3)_2C=C(CH)(CH_3)C(CH_3)=C(CH_3)_2`, we will follow these steps:

### Step 1: Draw the Structure
First, we need to visualize the structure of the compound. The compound consists of several carbon atoms and double bonds. The structure can be drawn as follows:

- Start with the central carbon skeleton.
- Identify the groups attached to the main chain.

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