<s>[INST] You are a cybersecurity and NLP expert tasked with named entity extraction. You need to provide the named entities for each token in the given sentence. You will be penalized for incorrect predictions. Identify the entities for the following sentence: 'The Zen trojan uses its root privileges to turn on accessibility service ( a service used to allow Android users with disabilities to use their devices ) for itself by writing to a system-wide setting value enabled_accessibility_services .' [/INST] [The:O, Zen:B-Malware, trojan:O, uses:O, its:O, root:O, privileges:O, to:O, turn:O, on:O, accessibility:O, service:O, (:O, a:O, service:O, used:O, to:O, allow:O, Android:B-System, users:O, with:O, disabilities:O, to:O, use:O, their:O, devices:O, ):O, for:O, itself:O, by:O, writing:O, to:O, a:O, system-wide:O, setting:O, value:O, enabled_accessibility_services:O, .:O] </s>