correct name blaming

Dear rdkit developer, I owe you a beer

modules/io/src/mol/sdf_writer.cc

@@ -57,8 +57,8 @@ namespace {
 
       static String FormatEle(const String& ele) {
         // OpenStructure has no strict requirements on lower or upper case
-        // for elements. However, some sdf readers (read: rdkit) want the first
-        // character to upper case, the rest in lower case.
+        // for elements. However, some sdf readers (read: OpenBabel) want the
+        // first character to upper case, the rest in lower case.
         String return_ele = ele;
         if(!return_ele.empty()) return_ele[0] = toupper(return_ele[0]);
         for(size_t i = 1; i < return_ele.size(); ++i) {