<?xml version="1.0" encoding="UTF-8"?>
<math xmlns="http://www.w3.org/1998/Math/MathML">
   <mi>L</mi>
   <mfenced close=")" open="(">
      <msub>
         <mi>H</mi>
         <mi>B</mi>
      </msub>
   </mfenced>
   <mo>⊗</mo>
   <mi>C</mi>
   <mfenced close=")" open="(">
      <mi>X</mi>
   </mfenced>
</math>
