What is the relationship between 'Eurex' and 'Deutsche Börse' in the context of the input sentence.
Options: stock exchange, operator, brand, location of formation

Eurex Clearing, Europe’s paramount clearinghouse and integral component of Deutsche Börse Group, has added HSBC France as its newest user of EurexOTC Clear for its Interest Rate Swaps (IRS), according to a Eurex statement.
operator