Copying lot of commands into CLI prompt fails

[standalone@localhost:9990 /] # prepare server and client key materials
[standalone@localhost:9990 /] # generate server keystore
[standalone@localhost:9990 /] /subsystem=elytron/key-store=server_keystore:add(type=PKCS12, credential-reference={clear-text=secret},path=/tmp/server.keystore)
{"outcome" => "success"}
[standalone@localhost:9990 /] /subsystem=elytron/key-store=server_keystore:generate-key-pair(alias=server, distinguished-name="CN=server")
{"outcome" => "success"}
[standalone@localhost:9990 /] /subsystem=elytron/key-store=server_keystore:export-certificate(alias=server,path=/tmp/server.certificate.pem,pem=true)
{"outcome" => "success"}
[standalone@localhost:9990 /] # generate client keystore
[standalone@localhost:9990 /] /subsystem=elytron/key-store=client_keystore:add(type=PKCS12, credential-reference={clear-text=secret},path=/tmp/client.keystore)
{"outcome" => "success"}
[standalone@localhost:9990 /] /subsystem=elytron/key-store=client_keystore:generate-key-pair(alias=client, distinguished-name="CN=client")
{"outcome" => "success"}
[standalone@localhost:9990 /] /subsystem=elytron/key-store=client_keystore:export-certificate(alias=clieytron/key-store=client_truststore:import-certificate(alias=server,path=/tmp/server.certificate.pem,validate=false
Closing ')' is missing.
[standalone@localhost:9990 /] # save it all
[standalone@localhost:9990 /] /subsystem=elytron/key-store=server_keystore:store()
{
    "outcome" => "success",
    "result" => undefined
}
[standalone@localhost:9990 /] /subsystem=elytron/key-store=client_keystore:store()
{
    "outcome" => "success",
    "result" => undefined
}
[standalone@localhost:9990 /] /subsystem=elytron/key-store=server_truststore:store()
{
    "outcome" => "failed",
    "failure-description" => "WFLYCTL0216: Management resource '[
    (\"subsystem\" => \"elytron\"),
    (\"key-store\" => \"server_truststore\")
]' not found",
    "rolled-back" => true
}
[standalone@localhost:9990 /] /subsystem=elytron/key-store=client_truststore:store()