                     label: t 'compose cc'
                     placeholder: t 'compose cc help'
                     ref: 'cc'
+                    key: 'cc-' + prefixKey
 
                 MailsInput
                     id: 'compose-bcc'

                    save      : @saveDraft
                    cancel    : @close
                    canDelete : @state.id?
                    ref: 'toolbox'

                div className: 'clearfix', null



        classLabel = 'compose-label'
        classInput = 'compose-input'
        prefixKey = @state.id or 'new'

        focusEditor = Array.isArray(@state.to) and
            @state.to.length > 0 and
