请以json格式输出温度的换算公式，包含摄氏度、华氏度和开尔文的转换。
user
{
    "conversion": [
        {
            "from": "Celsius",
            "to": "Fahrenheit",
            "formula": "(Celsius * 9/5) + 32"
        },
        {
            "from": "Fahrenheit",
            "to": "Celsius",
            "formula": "(Fahrenheit - 32) * 5/9"
        },
        {
            "from": "Celsius",
            "to": "Kelvin",
            "formula": "Celsius + 273.15"
        },
        {
            "from": "Kelvin",
            "to": "Celsius",
            "formula": "Kelvin - 273.15"
        },
        {
            "from": "Fahrenheit",
            "to": "Kelvin",
            "formula": "(Fahrenheit - 32) * 5/9 + 273.15"
        },
        {
            "from": "Kelvin",
            "to": "Fahrenheit",
            "formula": "(Kelvin - 273.15) * 9/5 + 32"
        }
    ]
}
assistant