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_18333678_2 (departure VARCHAR, arrival VARCHAR, going_to VARCHAR)
### Question:
when does the train arriving at stamford east at 11.45 departure 
### Answer:
SELECT departure FROM table_18333678_2 WHERE arrival = "11.45" AND going_to = "Stamford East"