From 70b0636f91aa5ab238b344d70a6427928355a5a1 Mon Sep 17 00:00:00 2001
From: Geoff Hutchison <geoff.hutchison@gmail.com>
Date: Sat, 9 Sep 2023 14:45:06 -0400
Subject: [PATCH] Adjust nitrogen valence determination

Fix #1201 - only allow valence of 5 if there's a nitro group

Signed-off-by: Geoff Hutchison <geoff.hutchison@gmail.com>
---
 avogadro/core/mdlvalence_p.h | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/avogadro/core/mdlvalence_p.h b/avogadro/core/mdlvalence_p.h
index b2731f44bd..b642c6f823 100644
--- a/avogadro/core/mdlvalence_p.h
+++ b/avogadro/core/mdlvalence_p.h
@@ -97,7 +97,7 @@ static unsigned int atomValence(const unsigned char atomicNumber,
         case -1:
           return 2;
         case 0:
-          if (numBonds <= 3)
+          if (numBonds != 5)
             return 3;
           return 5;
         case 1: