label: aspulvinone E + O2 = (2Z)-2-[(3,4-dioxocyclohexa-1,5-dien-1-yl)methylidene]-4-(4-hydroxyphenyl)-5-oxo-2,5-dihydrofuran-3-olate + H2O
label_lc: aspulvinone e + o2 = (2z)-2-[(3,4-dioxocyclohexa-1,5-dien-1-yl)methylidene]-4-(4-hydroxyphenyl)-5-oxo-2,5-dihydrofuran-3-olate + h2o