
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
A national regulation stipulates that personal manuscript fees are taxed as follows: amounts not exceeding 800 yuan are not taxed; amounts exceeding 800 yuan but not exceeding 4000 yuan are taxed at 14% of the amount exceeding 800 yuan; amounts exceeding 4000 yuan are taxed at 11% of the total manuscript fee. It is known that a person published a book and paid a tax of 420 yuan. What should be the manuscript fee (before tax deduction) that this person should receive?

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