1. Department of Chemistry, Texas A&M University, 3255 TAMU, College Station, Texas 77843, United States
2. School
of Chemistry and Biochemistry, Thapar University, Patiala, Punjab 147004, India
3. Departament
de Química, Facultat de Ciències, Universitat Autònoma de Barcelona, Cerdanyola del Vallès, 08193 Barcelona, Catalonia, Spain