
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
On the board, the product of the numbers $\overline{\text{ИКС}}$ and $\overline{\text{ИСК}}$ is written, where the letters correspond to different non-zero decimal digits, of which exactly one is even. This product is a five-digit number that reads the same left to right and right to left. What is written on the board?

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