A luxury and contemporary brand name which would be well suited to a Venture Capital, cryptocurrency or loans company.
The word "octachain" contains nine characters and three syllables. Examples of popular three syllable names include Santander, KFC and Grammarly.
Octachain.com is a dot com domain. Dot com domains are the most valued domain extension in the world, used by famous websites like youtube.com. Once you own a dot com, it will be much easier to rank for your own name in Google.