[{"from": "human", "value": "Given compound, write its InChI. ->  Butethal\n"}, {"from": "gpt", "value": " InChI=1S/C10H16N2O3/c1-3-5-6-10(4-2)7(13)11-9(15)12-8(10)14/h3-6H2,1-2H3,(H2,11,12,13,14,15)\n"}]