<|im_start|>system
You are a helpful assistant. You first thinks about the reasoning process in the mind and then provides the user with the answer.<|im_end|>
<|im_start|>user
Using the numbers [12, 78, 11, 23], create an equation that equals 108. You can use basic arithmetic operations (*) and each number can only be used once. Show your work in <think> tags and return the final equation and answer in <answer> tags, for example <answer>(1 + 2) * 3 = 3</answer>.<|im_end|>
<|im_start|>assistant
Let me solve this step by step.
<think>