Get variation name from $cart_item

How do I get this element 'name' => string 'I'm the product variation name' from the following array:

var_dump($cart_item):

array (size=14)
  'bundled_by' => string '069b139322bae79c5d037b0d79ece9e8' (length=32)
  'stamp' => 
    array (size=1)
      1 => 
        array (size=5)
          'product_id' => int 230
          'quantity' => int 1
          'attributes' => 
            array (size=1)
              ...
          'variation_id' => string '235' (length=3)
          'discount' => string '' (length=0)
  'bundled_item_id' => int 1
  'key' => string '52d070f89cd3a50de5654bbce58ea9c4' (length=32)
  'product_id' => int 230
  'variation_id' => int 235
  'variation' => 
    array (size=1)
      'attribute_pa_flavor' => string 'pear-flavor' (length=15)
  'quantity' => int 1
  'line_tax_data' => 
    array (size=2)
      'subtotal' => 
        array (size=0)
          empty
      'total' => 
        array (size=0)
          empty
  'line_subtotal' => float 15.99
  'line_subtotal_tax' => int 0
  'line_total' => float 15.99
  'line_tax' => int 0
  'data' => 
    object(WC_Product_Variation)[2477]
      protected 'post_type' => string 'product-variation' (length=17)
      protected 'parent_data' => 
        array (size=14)
          'title' => string 'Bubble Gum' (length=18)
          'sku' => string '' (length=0)
          'manage_stock' => string 'no' (length=2)
          'backorders' => string 'no' (length=2)
          'stock_quantity' => int 0
          'weight' => string '' (length=0)
          'length' => string '' (length=0)
          'width' => string '' (length=0)
          'height' => string '' (length=0)
          'tax_class' => string '' (length=0)
          'shipping_class_id' => int 0
          'image_id' => string '' (length=0)
          'purchase_note' => string '' (length=0)
          'catalog_visibility' => string 'visible' (length=7)
      protected 'object_type' => string 'product' (length=7)
      protected 'cache_group' => string 'products' (length=8)
      protected 'data' => 
        array (size=48)
          'name' => string 'I'm the product variation name' (length=36)
          'slug' => string 'im-the-product-variation-slug' (length=34)
          'date_created' => 
            object(WC_DateTime)[2486]
              ...
          'date_modified' => 
            object(WC_DateTime)[2489]
              ...
          'status' => string 'publish' (length=7)
          'featured' => boolean false,
          ...