SEARCH Articles Figures Tables Catalyst Structure and Cis-Trans Selectivity in Ruthenium-based Olefin Metathesis Cis- Polyisoprene structure Cis/trans structure Octyl cation systems optimized structure for cis- and Structural Characterization of Naturally Occurring cis-Polyisoprenes Structure of Naturally Occurring Cis-Polyisoprenes