[{"from": "human", "value": "Given InChI, write its water solubility in 25 \u00b0C. ->  InChI=1S/C18H38O/c1-2-3-4-5-6-7-8-9-10-11-12-13-14-15-16-17-18-19/h19H,2-18H2,1H3\n"}, {"from": "gpt", "value": " 3.981071705534969e-09 mol/L\n"}]