1. Division of Arts and Sciences, NYU Shanghai, 1555 Century Avenue, Shanghai 200122, China; Department of Chemistry, New York University, New York, New York 10003, USA; NYU-ECNU Center for Computational Chemistry at NYU Shanghai, 3663 Zhongshan Road North, Shanghai 200062, China; and State Key Laboratory of Precision Spectroscopy, East China Normal University, Shanghai 200062, China