The Autopartes de Nuevo Len company sold spare parts for a vehicle for a value of 350,000 and financed the invoice amount for 6 months

The Autopartes de Nuevo León company sold spare parts for a vehicle for a value of 350,000 and financed the invoice amount for 6 months at a rate of 20% per year. 1 month before the expiration they discounted it at a factoring company at a bank discount rate of 18%.

What was the amount of the discount they charged the auto parts company?