
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 line $l_1: 2x-3y+1=0$, and point $A(-1, -2)$, find:  
(1) The coordinates of the symmetric point $A_1$ of point $A$ with respect to the line $l_1$.  
(2) The equation of the symmetric line $l_2$ of the line $m: 3x-2y-6=0$ with respect to the line $l_1$.

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