Thane: Four persons, including a Nigerian national, have been arrested for allegedly duping a man from Bhayander here to the tune of Rs 22.60 lakh by selling “exotic” seeds to him, which they claimed could fetch good money from foreign drug companies. The accused were on Thursday arrested from Bhayander, based on a complaint filed by Anilkumar Jagdambaprasad Mathur, DSPMahesh Patil said. (PTI)