Fig. 3 (IMAGE) Science China Press Caption Polyene transformation of alkyl-substituted precursors (a-d) and demonstration of molecular wiring with polyene bridges between homogeneous or heterogeneous components. Credit ©Science China Press Usage Restrictions Use with credit. License Original content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.