Five friends with surname Bhatia, Patel, Talwar, Chadha and Nair have their first name and middle name as follow.
1. Four of them have a first and middle name of Paras.
2. Three of them have a first and middle name of Karun.
3. Two of them have a first and middle name of Nitin.
4. One of them has a first and middle name of Eshwar.
5. Patel and Talwar, either both are named Karun or neither is named Karun.
6. Either Bhatia or Patel both are named Nitin or Talwar and Chadha both are named Nitin.
7. Chadha and Nair are not both named Paras.
Who is named Eshwar?

THE PUZZLE HAS A LOGICAL FLAW, AND THIS PUZZLE IS CANCELLED