label: [(1'E)-5'-(3',3'-dimethyloxiran-2'-yl)-3'-hydroxy-3'-methylpent-1'-en-1'-yl]-quinolinone B = yaequinolone D
label_lc: [(1'e)-5'-(3',3'-dimethyloxiran-2'-yl)-3'-hydroxy-3'-methylpent-1'-en-1'-yl]-quinolinone b = yaequinolone d