Table 5.

First six principal components of the weight coefficients and the corresponding molecular descriptors.

No.	ΔHhomo	QO	NX	α	EHOMO−1	EHOMO	ELUMO	ΔE
1	−0.1532	−0.3985	0.3084	0.3863	0.4423	0.3413	0.4597	0.2235
2	−0.5035	−0.3290	0.0001	−0.0929	−0.2155	−0.4219	0.1850	0.6090
3	0.0213	−0.2076	−0.6685	−0.5414	0.1997	0.3165	0.2750	0.0294
4	0.8325	0.0471	−0.0684	−0.0798	−0.1917	−0.3043	0.0950	0.3940
5	−0.1589	0.7964	−0.0431	0.0081	0.4025	−0.0457	0.2491	0.3352
6	0.0479	−0.2266	−0.2212	0.1074	0.6798	−0.4933	−0.4229	−0.0391