. "Catalysis of the reaction: benzene + H(+) + NADH + O(2) = cis-cyclohexa-3,5-diene-1,2-diol + NAD(+)." . . "benzene 1,2-dioxygenase activity" . "benzene dioxygenase activity" . "benzene hydroxylase activity" . "benzene,NADH:oxygen oxidoreductase (1,2-hydroxylating)" . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .