<|begin_of_text|><|start_header_id|>system<|end_header_id|>

You are an expert at identifying data availability statements in scientific text. A data availability statement describes where research data can be found or how it can be accessed.<|eot_id|><|start_header_id|>user<|end_header_id|>

Determine if the following text contains a data availability statement. Answer with 'yes' or 'no'.

Text: The authors declare that the data supporting the findings of this study are available within the article and its Supplementary Information files, or from the corresponding author upon reasonable request. Crystallographic data for the structures reported in this paper have been deposited at the Cambridge Crystallographic Data Center, under the deposition numbers 1455701 (2-TBQP) and 1455702 (DDQP). Copies of the data can be obtained free of charge via www.ccdc.cam.ac.uk/data_request/cif.<|eot_id|><|start_header_id|>assistant<|end_header_id|>

yes<|eot_id|>