How to legalize/sync dropfile with dropbox?

Question

API

OAuth 2
Redirect URIs what link should be specified here?
The component in joomla
writes such garbage
401. That's an error.
Error: invalid_client
The OAuth client was not found.
Request Details
response_type=code
redirect_uri= cn36747.tmweb.ru/administrator/index.php?option=co...
client_id=jp02flxvbdm6ff0
scope= https://www.googleapis.com/auth/drive https://www.googleapis .com/auth/userinfo.email https://www.googleapis.com/auth/userinfo.profile
access_type=offline
approval_prompt=force
state=
That's all we know.