Analyze the chemical formulas in the image and provide them in JSON format.

The chemical formulas observed in the image are:

• \( AlCl_3 + H_2O \)
• \( Al_2(SO_4)_3 + H_2 \)
• \( AlCl_3 + H_2 \)
• \( Al(NO_3)_3 + H_2O \)