RF v1: RandomForestRegressor.pkl, StandardScaler.pkl, Overall accuracy elements+molecules (elements only) = 0.46 (0.66)
RF v2: RandomForestRegressor_reducedset.pkl, StandardScaler_reducedset.pkl, Overall accuracy elements+molecules (elements only) = 0.57 (0.82)
RF v3: RandomForestRegressor_reducedset_molecules.pkl, StandardScaler_reducedset_molecules.pkl, Overall accuracy elements+molecules (elements only) = 0.67 (0.87)