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          media="(mon-width: 600px)"
          type="image/webp">
  <source srcset="[email protected] 1x,
                  [email protected] 2x"
          media="(mon-width: 600px)">
  <source srcset="[email protected] 1x,
                  [email protected] 2x"
          type="image/webp">
  <img srcset="[email protected] 1x,
               [email protected] 2x"
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</picture>