Using the numbers [37, 62, 45, 75], create an equation that equals 219. You can use basic arithmetic operations (+, -, *, /) and each number can only be used once. Show your work in <think> </think> tags. And return the final equation and answer in <answer> </answer> tags, for example <answer> 37 + 62 / 37 - 45 = 219 </answer>. Use the following hints:
- Use the first number negatively: -37
- Multiply the second number by itself: 62 * 62
- Use the third number twice in the operations: 45 * 45
- Use the fourth number positive: 75