This attack has left the victim with serious, long lasting injuries.
If you were out in the area of New Oxford Street on the night of Saturday 31 August or you were on your way home at around 03.30hrs on the Sunday morning, do you remember seeing two women arguing with three men in New Oxford Street at the entrance of Bainbridge Street?
If so, please call Camden CID on 020 8733 6580 or call Crimestoppers anonymously on 0800 555 111.
More top news
At least two people have suffered minor injuries but the cause of the blast is still unknown.
A songwriter from Harlesden who wrote a track for Beyonce's Lemonade album has been nominated for a Grammy Award.
Sadiq Khan issues the first 'very high' air quality alert since becoming Mayor