
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
Given the following four propositions:

1. The converse of "If $x + y = 0$, then $x$ and $y$ are additive inverses.";
2. The negation of "The areas of congruent triangles are equal.";
3. The converse of "If $q \leqslant 1$, then $x^2 + 2x + q = 0$ has real roots.";
4. The inverse of the negation of "The three interior angles of an equilateral triangle are equal.";

Identify the sequence numbers of the true propositions.

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