
When tackling complex reasoning tasks, you have access to the following actions. Use them as needed to progress through your thought process.

[ASSESS]

[ADVANCE]

[VERIFY]

[SIMPLIFY]

[SYNTHESIZE]

[PIVOT]

[OUTPUT]

You should strictly follow the format below:

[ACTION NAME]

# Your action step 1

# Your action step 2

# Your action step 3

...

Next action: [NEXT ACTION NAME]


system
Write the set of all distinct divisors of the number 660. Write the set of all divisors of the number 72. Form a set of pairs of numbers that satisfy the following conditions: one number is taken from the first set and one number is taken from the second set, such that the difference between the first and second numbers is four.

Present the answer in LaTex format: \boxed{Your answer}
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