was discovered
... that the immunosuppressant and anti-cancer drug rapamycin was discovered in 1975 from a soil sample collected on Easter Island?
... that the <a href="./Immunosuppressive_drug" id="mwDL4" rel="mw:WikiLink" title="Immunosuppressive drug">immunosuppressant</a> and <a href="./Cancer" id="mwDL8" rel="mw:WikiLink" title="Cancer">anti-cancer</a> drug <a class="mw-redirect" href="./Rapamycin" id="mwDMA" rel="mw:WikiLink" title="Rapamycin">rapamycin</a> <b id="mwDME"><a class="mw-redirect" href="./Discovery_and_development_of_mTOR_inhibitors" id="mwDMI" rel="mw:WikiLink" title="Discovery and development of mTOR inhibitors">was discovered</a></b> in 1975 from a soil sample collected on <a href="./Easter_Island" id="mwDMM" rel="mw:WikiLink" title="Easter Island">Easter Island</a>?