From 379a2f788ca7e5d1cd2771ddff41728e6586e964 Mon Sep 17 00:00:00 2001
From: Roman Rodionov <roman_rodionov@epam.com>
Date: Tue, 17 Sep 2024 11:01:06 +0200
Subject: [PATCH] #5512 - System saves mixture ambiguous monomers as
 alternatives ambiguous monomers (#5522)

- fixed template id generation for ambiguous monomers
---
 .../src/domain/serializers/ket/ketSerializer.ts     | 13 +++++++++----
 1 file changed, 9 insertions(+), 4 deletions(-)

diff --git a/packages/ketcher-core/src/domain/serializers/ket/ketSerializer.ts b/packages/ketcher-core/src/domain/serializers/ket/ketSerializer.ts
index 7ae2272cf8..8390d75c80 100644
--- a/packages/ketcher-core/src/domain/serializers/ket/ketSerializer.ts
+++ b/packages/ketcher-core/src/domain/serializers/ket/ketSerializer.ts
@@ -715,10 +715,15 @@ export class KetSerializer implements Serializer<Struct> {
 
         if (monomer instanceof AmbiguousMonomer) {
           templateId =
-            monomer.variantMonomerItem.id ||
-            monomer.monomers.reduce(
-              (templateId, monomer) =>
-                templateId + '_' + getMonomerUniqueKey(monomer.monomerItem),
+            monomer.variantMonomerItem.subtype +
+            '_' +
+            monomer.variantMonomerItem.options.reduce(
+              (templateId, option) =>
+                templateId +
+                '_' +
+                option.templateId +
+                '_' +
+                (option.probability || option.ratio || ''),
               '',
             );
         } else {