Table 1.

Average ET Distances ${\overline{R}}_{\text{ET}}$ and Standard Deviations for the ET and PCET Systems.^a

n	ET systems	PCET systems
1	14.8±0.8	13.4±2.3
2	15.7±1.5	14.3±2.2
3	20.1±1.1	18.1±1.9
4	22.9±1.1	21.3±2.1

^aThese values were obtained from 1 μs MD trajectories for each system and are in units of Å.