<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 48 48" width="48" height="48"><g fill="currentColor" stroke="currentColor" stroke-width="4"><circle cx="34.5" cy="13.5" r="6.5"/><circle cx="34.5" cy="34.5" r="6.5"/><circle cx="13.5" cy="13.5" r="6.5"/><circle cx="13.5" cy="34.5" r="6.5"/></g></svg>