(R)-N-acetyl-S-benzyl-L-cysteine sulfoxide + FMN + H2O + H(+) => N-acetyl-S-benzyl-L-cysteine + FMNH2 + O2
(r)-n-acetyl-s-benzyl-l-cysteine sulfoxide + fmn + h2o + h(+) => n-acetyl-s-benzyl-l-cysteine + fmnh2 + o2
(R)-N-acetyl-S-benzyl-L-cysteine sulfoxide + FMN + H2O + H(+) => N-acetyl-S-benzyl-L-cysteine + FMNH2 + O2
(r)-n-acetyl-s-benzyl-l-cysteine sulfoxide + fmn + h2o + h(+) => n-acetyl-s-benzyl-l-cysteine + fmnh2 + o2