If you're unable to purchase a full license, explore these options:
: Chaos Group acquired V-Ray for Cinema 4D from LAUBlab in 2018. They offered a free migration to V-Ray 3.7 until January 2020. 2. Modern Licensing (Chaos Version) vray cinema 4d r17 serial number work
: The "serial number" was frequently tied to the hardware ID of this dongle. Users could find this by opening the WIBU-KEY applet in the Control Panel and checking the "Contents" tab. If you're unable to purchase a full license,