§ 180.20 Bribing a labor official; defense. In  any prosecution for bribing a labor official, it is a defense that  the defendant conferred or agreed to confer the  benefit  involved  upon  the  labor  official  as  a result of conduct of the latter constituting  larceny committed by means of extortion, or an  attempt  to  commit  the  same, or coercion, or an attempt to commit coercion.