diff -ur openbabel-2.3.0.orig//src/formats/mdlformat.cpp openbabel-2.3.0//src/formats/mdlformat.cpp
--- openbabel-2.3.0.orig//src/formats/mdlformat.cpp	2010-12-07 13:05:58.612098309 -0600
+++ openbabel-2.3.0//src/formats/mdlformat.cpp	2010-12-07 15:22:15.462098309 -0600
@@ -518,11 +518,11 @@
         if (line.size() >= 9)
           n = ReadUIntField((line.substr(6, 3)).c_str()); //entries on this line
         if (n <= 0 || n > 99 || 6+n*8 > line.size()) { //catch ill-formed line
-          obErrorLog.ThrowError(__FUNCTION__, "Error in line: Invalid number following 'M  CHG', 'M  ISO' or 'M  RAD' specification (must be an integer in range 1 to 8)\n" + line, obError);
+          obErrorLog.ThrowError(__FUNCTION__, "Error in line: Invalid number following 'M  CHG', 'M  ISO' or 'M  RAD' specification (must be an integer in range 1 to 50)\n" + line, obError);
           return false;
         }
-	if (n > 8) {
-	  obErrorLog.ThrowError(__FUNCTION__, "Invalid line: too many items, only 8 items are allowed:\n" + line, obWarning);
+	if (n > 50) {
+	  obErrorLog.ThrowError(__FUNCTION__, "Invalid line: too many items, only 50 items are allowed:\n" + line, obWarning);
 	}
         int pos = 10;
         for (; n > 0; n--, pos += 8) {