| prov:value
| - Examples of suitable solvents include: hydrocarbons, which may be aliphatic or aromatic, such as benzene, toluene, xylene, hexane or heptane; ethers, such as diethyl ether, tetrahydrofuran, dioxane or 1,2-dimethoxyethane; amides, such as dimethylformamide, dimethylacetamide or hexamethyl-phosphoric triamide; alcohols, such as methanol, ethanol or isopropanol; acids, such as acetic acid or propioni
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