preferred_name: Drug class tested &#x7C; XXX &#x7C; Drug toxicology
preferred_name_lc: drug class tested &#x7c; xxx &#x7c; drug toxicology
label: Drug class tested &#x7C; XXX &#x7C; Drug toxicology
label_lc: drug class tested &#x7c; xxx &#x7c; drug toxicology