| http://www.w3.org/ns/prov#value | - The hydroxymethyl group of 7-hydroxymethylcamptothecin can optionally be treated with an alkylating agent to prepare the corresponding 7-alkoxymethyl derivatives or with an acylating agent to prepare the corresponding 7-acyloxymethylcamptothecin or with an oxidizing agent to prepare the corresponding 7-carboxycamptothecin which may further be converted with a hydroxy compound such as an alcohol in
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