exception changed

annotation/src/main/java/lcsb/mapviewer/annotation/services/ChemicalParser.java

@@ -236,7 +236,7 @@ public class ChemicalParser extends CachableInterface implements IExternalServic
         }
       }
 
-    } catch (FileNotFoundException e) {
+    } catch (WrongResponseCodeIOException e) {
       // it means that there are no results for this query
     } catch (IOException e) {
       throw new ChemicalSearchException("ctdbase service unavailable", e);