prov:value
| - in which M is a metal such as ruthenium, indium or osmium; Y1 and Y2 are independently an anionic ligand; Q1 and Q2 are each a neutral electron donor ligand; and R1 and R2 are each hydrogen or a substituent group such as substituted or non-substituted C2???C20 alkenyl, C2???C20 alkynyl, C2???C20 alkyl, aryl, C2???C20 carboxylate, C2???C20 alkoxy, C2???C20 alkenyloxy, C2???C20 alkynyloxy, aryloxy,
|