title: Multiple cron expressions to trigger jenkins build
body: <p>I would like to trigger a build based on two different sets of cron expressions.</p>
  
  <p>Example: </p>
  
  <ul>
  <li>1st expression: 8:00 AM, 5:00 PM</li>
  <li>2nd expression: 12:30 PM</li>
  </ul>
  
  <p>Let me know any suggestions.</p>