Please assess the completion status of the following clinical trial:

Trial Title: Measuring Neuroadaptations in Response to Very Low Nicotine Content Cigarettes

Study Design Characteristics:
- Allocation: RANDOMIZED
- Intervention Model: PARALLEL
- Observational Model: None
- Primary Purpose: HEALTH_SERVICES_RESEARCH
- Time Perspective: None
- Masking: DOUBLE
- Phase: None
- Number of Arms: 2.0

Eligibility Criteria:
Inclusion Criteria:~* 21-60 years old~* Smoke \>5 cigarettes per day~* \>1 year of daily smoking~* No quit attempt in prior month and not planning to quit smoking within next 3 months~* Able to understand and consent to study procedures~* High school or lower educational attainment or annual household income \< $50,000~* Plan to live in local area next 3 months~* Women not pregnant or nursing and taking steps to avoid pregnancy~* Able to read and write in English~* Access to computer with internet service that allows for Zoom~Exclusion Criteria:~* Use of non-cigarette tobacco products in the past 7 days~* Use of illicit substances more than once a week in the past 3 months (excluding marijuana)~* Current alcohol abuse impairing participation~* MRI safety contraindications (e.g., metal implants, claustrophobia)~* Unstable or significant medical conditions (e.g., chronic obstructive pulmonary disorder, coronary heart disease)~* Major neurological conditions or brain trauma~* Major surgeries planned in next 3 months~* Use of smoking cessation medication in prior month (e.g., varenicline, patch)~* Uncontrolled serious mental illness, suicidality, or inpatient psychiatric hospitalization in the past 6 months~* Unwillingness to provide urine samples~* Unwilling to smoke study assigned cigarettes for the remainder of the trial~* Plans to move or take extended travel out of the area in the next 3 months~* Any other condition or situation that would, in the investigator's opinion, make it unlikely that the participant could comply with the study protocol~* Self-reported color blindness~* Left-handedness~* Smell dysfunction as determined via standardized assessment

- Gender: ALL
- Minimum Age: 21 Years
- Maximum Age: 60 Years
- Healthy Volunteers: f

Study Arms:
- Very low nicotine content cigarettes (Type: EXPERIMENTAL): Research cigarettes with very low nicotine content (0.03 mg/cigarette) compared to usual brand cigarettes.
- Normal nicotine content cigarettes (Type: PLACEBO_COMPARATOR): Research cigarettes with normal nicotine content (0.8 mg/cigarette) similar to usual brand cigarettes.

Based on this trial design, predict the completion outcome and termination type (if applicable).