Guildford drug dealer with list of 'customers' tried to eat SIM card when snared by police Mohammed Hassan and Patryk Bolzan have been jailed after pleading guilty to drug dealing offences Updated Subscribe here When you subscribe we will use the information you provide to send you these newsletters. Your information will be used in accordance with ourPrivacy Notice. Thank you for subscribingWe have more newslettersShow meSee ourprivacy notice A pair of drug dealers have been jailed after being caught with a list of well-known users in their car. Mohammed Hassan, 30, and Patryk Bolzan, 40, were arrested on November 30 last year after officers spotted them acting suspiciously in Bellfields Road, Guildford.