“… ethanol to rats was significantly inhibited when the quinone derivatives 2,3-dimethoxy-5-methyl-…-pyrrolo[2,3-f]quinoline-2,7,9-tricarboxylic acid (pyrroloquinoline quinone, PQQ) and 6-(10-hydroxydecyl)-2,3-dimethoxy-5-methyl-1,4-benzoquinone (idebenone) were injected intraperitoneally, prior … of body weight, respectively.”