Customs Officers seized 2,000 undeclared cigarette cartons on Thursday in a courier cell in Mumbai. Meanwhile, 4 lakh cigarette sticks were there in cartons worth Rs 30 lakh. Moreover, these cartons had to be exported to London, England and more investigation is underway. Earlier on Friday, the Anti-Narcotics Cell of Maharashtra police held three peddlers and seized 90 kilograms of marijuana worth Rs 17 lakh.