Write four main products obtained from cellulose.

Explanation

### Step-by-Step Solution:

1. **Understanding Cellulose**:
- Cellulose is a polysaccharide composed of repeating units of beta-D-glucose. The glucose units are linked by C1 and C4 bonds, forming long chains.

2. **Identifying Products from Cellulose**:
- The question asks for four main products derived from cellulose. These products are obtained through various chemical processes involving cellulose.

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