Add functionality to extract reaction data as dataframes <img width="1845" height="1245" alt="Image" src="https://github.com/user-attachments/assets/f1a62c62-8d5a-450b-a980-37e012bcdc02" /> Images before tables are actually refs to compounds, so reactions can be parsed as n_i * R_i => n_j * P_j Tables extraction looks similar to #21, #22, #25
