def convert_delisle_to(temperature_to: str, amount: float):
    if temperature_to == 'celsiu(s)':
        value = (100 - amount) * (2 / 3)
    if temperature_to == 'fahrenheit(s)':
        value = (212 - amount) * (6 / 5)
    if temperature_to == 'kelvin(s)':
        value = (375.15 - amount) * (2/ 3)
    if temperature_to == 'rankine(s)':
        value = (671.67 - amount) * (6 / 5)
    if temperature_to == 'reaumur(s)':
        value = (80 - amount) * (8 / 15)
    if temperature_to == 'rømer(s)':
        value = (60 - amount) * (7 / 20)
    if temperature_to == 'newton(s)':
        value = (33 - amount) * (11 / 50)
    if temperature_to == 'delisle(s)':
        value = amount
    
    return value