Below is an context that describes a sql query, paired with an question that provides further information. Write an answer that appropriately completes the request.  # noqa: E501
### Context:
CREATE TABLE table_21926985_2 (headquarters_city VARCHAR, revenue__$billions__2012_estimate VARCHAR)
### Question:
Where is the company with estimated revenue of 33.3 billion headquartered?
### Answer:
SELECT headquarters_city FROM table_21926985_2 WHERE revenue__$billions__2012_estimate = "33.3"