id label x y cluster weight 1719 Chem J Chinese U 0.7151 -0.1057 2 9656 1731 Chem Res Chinese U 1.2064 0.025 2 5353 1789 Chinese J Chem -0.6181 0.3452 1 9625 1795 Chinese J Org Chem -0.7597 -0.1563 1 12147 7456 Prog Chem -0.0163 -0.1085 1 13075 7926 Sci China Chem -0.1003 0.4235 1 11252 94 Acta Chim Sinica -0.4271 -0.4232 1 7704