Stacked Models	Dihedral Angles (φ)	Mulliken Charges of Stacked Phenol-Diphenol system
		−OH of Ring of phenol		−OH of Ring of diphenol
		O	H	O	H	O	H
−OH same direction	0˚	−0.1971	0.2646	−0.2310	0.2668	−0.2173	0.2635
−OH same direction	60˚	−0.1850	0.2603	−0.2305	0.2689	−0.2125	0.2629
−OH opposite direction	0˚	−0.2049	0.2724	−0.2267	0.2736	−0.2178	0.2638
−OH opposite direction	60˚	−0.2187	0.2719	−0.2273	0.2655	−0.2061	0.2584