The user has provided an image containing chemical reaction schemes. The task is to analyze the image and extract the information, potentially identifying the reactions and compounds involved.

Реакция 1:

Бензоат натрия \( \rightarrow X_1 \rightarrow X_2 \rightarrow X_3 \rightarrow X_4 \)

Реагенты/условия:

• \( C_{14}H_{13}PO_4 \)
• \( Al_2O_3 \)
• \( K_2Cr_2O_7 \)/\( H_2SO_4 \)

Реакция 2:

Циклогексан \( \rightarrow X_1 \rightarrow X_2 \rightarrow X_3 \rightarrow X_4 \)

Реагенты/условия:

• \( K_2Cr_2O_7 \)/\( H_2SO_4 \)
• \( H_2SO_4 \)