label: deacetylpyripyropene E => 2-oxo-3-[(8S)-epoxy-(2E,6E)-farnesyl]-6-(pyridin-3-yl)-2H-pyran-4-olate + H(+)
label_lc: deacetylpyripyropene e => 2-oxo-3-[(8s)-epoxy-(2e,6e)-farnesyl]-6-(pyridin-3-yl)-2h-pyran-4-olate + h(+)