thin junction straight from the left and ex right (with exact circles)
<a href="//commons.wikimedia.org/wiki/User:HLFan" title="User:HLFan">HLFan</a>
2020-11-20
<span class="int-own-work" lang="en">Own work</span> (<span lang="en" dir="ltr">Original text: <i><bdi lang="">self-made, based on BSicon_edABZg+lr.svg and BSicon_ABZg+lxr.svg</bdi></i></span>)