
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
With the origin as the pole and the positive half-axis of the x-axis as the polar axis, using the same unit of length in both coordinate systems. If a circle's polar equation is $\rho=4\sin\theta$, and a line's parametric equation is $\begin{cases} x= \sqrt {3}t \\ y=t \end{cases}$ (where t is the parameter), then the distance from the center of the circle to the line is _________ .

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