On the nature of chemical bonding in the all-metal aromatic [Sb3Au3Sb3](3-) sandwich complex - You, Xue-Rui; Tian, Wen-Juan; Li, Da-Zhi; Wang, Ying-Jin; Li, Rui; Feng, Lin-Yan; Zhai, Hua-Jin (Physical chemistry chemical physics : PCCP, 2016)