[{"from": "human", "value": "Write aqueous solubility expressed as a logarithm in mol/L of given InChI in 25 \u00b0C. ->  InChI=1S/C5H8/c1-3-5-4-2/h3-4H,1-2,5H2\n"}, {"from": "gpt", "value": " -2.09\n"}]