border-top-right-radius: 50px [outlook]

Question

How can you accomplish border-bottom-right-radius: 50px; in outlook, or is it even possible?.

    <div>
      <!--[if mso]>
        <v:roundrect
          xmlns:v="urn:schemas-microsoft-com:vml"
          xmlns:w="urn:schemas-microsoft-com:office:word"
          href="http://www.EXAMPLE.com/"
          style="height: 50px; v-text-anchor: middle; width: 200px"
          arcsize="50%"
          stroke="f"
          fillcolor="#43454b"
        >
          <w:anchorlock />
          <center
            style="
              color: #ffffff;
              font-family: Arial, Helvetica, sans-serif;
              font-size: 22px;
              font-weight: bold;
            "
          >
            TOTALS
          </center>
        </v:roundrect>
      <![endif]-->
      <!--[if !mso]> <!-->
      <table cellspacing="0" cellpadding="0">
        <tr>
          <td
            align="center"
            width="200"
            height="50"
            bgcolor="#43454b"
            style="
              border-top-right-radius: 50px;
              border-bottom-right-radius: 50px;
              color: #ffffff;
              display: block;
            "
          >
            <a
              href="http://www.EXAMPLE.com/"
              style="
                color: #ffffff;
                font-size: 22px;
                font-weight: bold;
                font-family: Arial, Helvetica, sans-serif;
                text-decoration: none;
                line-height: 50px;
                width: 100%;
                display: inline-block;
              "
            >
              TOTALS
            </a>
          </td>
        </tr>
      </table>
      <!-- <![endif]-->
    </div>