Which of the following equations is correct for the Pozzolanic reaction?

1. $\text{Ca(OH)}_{2}$ + Reactive Superplasticiser + $H_{2}O \rightarrow \text{C-S-H}$
2. $\text{Ca(OH)}_{2}$ + Reactive Silicon dioxide + $H_{2}O \rightarrow \text{C-S-H}$
3. $\text{Ca(OH)}_{2}$ + Reactive Sulphates + $H_{2}O \rightarrow \text{C-S-H}$
4. $\text{Ca(OH)}_{2}$ + Reactive Sulphur + $H_{2}O \rightarrow \text{C-S-H}$