Assertion: electron reduction | /r/CapableOf | form semiquinone
Facets:
value: in rigorously dried acetonitrile solvent
type: LOCATION
Source sentences:
text: Each para-benzoquinone unit undergoes reversible two one-electron reductions to form semiquinone and quinone dianion in rigorously dried acetonitrile solvent  like a simple para-benzoquinone molecule .