Puzzle #161 - Hinge

I found some puzzles lurking in a corner of my computer that I had intended to use for something I started making but lost the motivation to finish. Enjoy this one!
 

Rules

Shade some cells such that each group of orthogonally connected cells is cut only once by a single straight segment of region borders, across which it must have reflectional symmetry. Numbered regions must contain the indicated amount of shaded cells.
 
Difficulty: 4/10 

 

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