edit syntax error

mongo_7017.sh

 /opt/stack/mongodb/mongodb/bin/mongo --host 127.0.0.1 --port 7017 <<EOF
 use admin
+
 db.auth("root", "password")
-## create new administration user
-use admin
+
 db.createUser(
   {
     user: "wdobject",
@@ -11,8 +11,8 @@ db.createUser(
   }
 )
 
-### create application user
 use WDCHAT
+
 db.createUser(
   {
     user: "wdmongo",

mongo_7018.sh

 /opt/stack/mongodb/mongodb/bin/mongo --host 127.0.0.1 --port 7018 <<EOF
-## authen to create new user
 use admin
 
 db.auth("root", "password")
 
-## create administration user
-
 db.createUser(
   {
     user: "wdobject",
@@ -14,8 +11,6 @@ db.createUser(
   }
 )
 
-### create application user
-
 use DMAMANAGER
 
 db.createUser(

mongo_7019.sh

 /opt/stack/mongodb/mongodb/bin/mongo --host 127.0.0.1 --port 7019 <<EOF
-## authen to create new user
 use admin
+
 db.auth("root", "password")
-## create administration user
+
 db.createUser(
   {
     user: "wdobject",
@@ -11,8 +11,8 @@ db.createUser(
   }
 )
 
-### create application user
 use SERVICEGATEWAY
+
 db.createUser(
   {
     user: "mongoapp",

mongo_7020.sh

 /opt/stack/mongodb/mongodb/bin/mongo --host 127.0.0.1 --port 7020 <<EOF
-## authen to create new user
 use admin
+
 db.auth("root", "password")
-## create administration user
+
 db.createUser(
   {
     user: "wdobject",
@@ -11,8 +11,8 @@ db.createUser(
   }
 )
 
-### create application user
 use DMAENGINE
+
 db.createUser(
   {
     user: "mongoapp",