Figure 1. Plot of the relation between p-phenols toxicity,
log(1/IC 50), and Cu-O bond lengths,d Cu-O, of data sets A (black squares), B (red
circles) and C (blue triangles). Dashed lines correspond to linear
parameters in Table 2.
Table 2. Regression parameters of Eq. (2) with standard deviations,
coefficients of determination R2, root-mean-squares
(RMS) errors and critical values α of the F-test for various predictor
variables X as well as A and B datasets (see Table 1).