[JavaScript Error: "2 row(s) failed to translate

I'm pretty sure the answer is no on both accounts: you can't trigger javascript actions in the browser window, nor load up external JS libraries, sorry.

After Google, I learned that parsing these encrypted characters requires a third-party JS library (crypto-js). Alternatively, I can directly call the functions in the Javascript files already used by

[JavaScript Error: "Win error 5 during operation open on file C:\Users\[…]\Zotero\storage\6Q9PS2GJ\.zotero-pdf-state (Zugriff verweigert

[JavaScript Error: "Win error 32 during operation removeEmptyDir on file C:\Users\[…]\Zotero\storage\EEQPS9V2 (El proceso no tiene acceso al archivo porque está siendo utilizado por otro proceso.

[JavaScript Error: "database disk image is malformed" {file: "chrome://zotero/content/xpcom/db.js" line: 1189}]

[JavaScript Error: "[object Object]" {file: "[object Object]"}]

[JavaScript Error: "Component returned failure code: 0x804b000a (NS_ERROR_MALFORMED_URI) [nsIIOService.newURI]" {file: "chrome://zotero/content/xpcom/storage/webdav.js" line: 205}]

[JavaScript Error: "Component returned failure code: 0x804b000a (NS_ERROR_MALFORMED_URI) [nsIIOService.newURI]" {file: "chrome://zotero/content/xpcom/storage/webdav.js" line: 205}]

[JavaScript Error: "您的 WebDAV 服务器对 PUT 请求返回了 HTTP 403 错误。

[JavaScript Error: "Discarding invalid accessDate '0NaN-aN-aN' for item 1/null"]

[JavaScript Error: "HTTP POST https://ieeexplore.ieee.org/xpl/downloadCitations failed with status code 404" {file: "chrome-extension://nmhdhpibnnopknkmonacoephklnflpho/zotero.js" line: 306}]

[JavaScript Error: "Expected node of symbol group type, but got node of type ordgroup" {file: "resource://zotero/note-editor/editor.js" line: 7473}]

[JavaScript Error: "The connection was refused when attempting to contact wss://stream.zotero.org/."]

1) A right-click in the empty space around the content of the PDF file in the center pane of the PDF viewer triggers a JavaScript Error:

[JavaScript Error: "Component returned failure code: 0x804b000a (NS_ERROR_MALFORMED_URI) [nsIIOService.newURI]" {file: "chrome://zotero/content/xpcom/storage/webdav.js" line: 205}]

[JavaScript Error: "Passing a URI to Zotero.File.getContentsAsync() is deprecated -- use Zotero.HTTP.request() instead"]

[JavaScript Error: "NS_NOINTERFACE: " {file: "resource://gre/modules/ComponentUtils.jsm" line: 90}]

[JavaScript Error: "Translator called selectItems with no items

[JavaScript Error: "Component returned failure code: 0x804b000a (NS_ERROR_MALFORMED_URI) [nsIIOService.newURI]" {file: "chrome://zotero/content/xpcom/storage/webdav.js" line: 205}]