Article History
Received: 21 June 2019
Accepted: 31 January 2020
First Online: 20 February 2020
Competing interests
: Two patents (Refs: P347765PCT and P125099GB, name of inventors: Dr. John S. Young and Dr. Sepinoud Firouzmand) related to all the generated combinations (23 combinations) have been filed by the University of Portsmouth.