Inclusion Criteria:

• All patients must have pathological confirmation of non small cell lung cancer.
• Patients must have resectable clinical stage I - III non small cell lung cancer as defined by the current International Staging System for Lung Cancer.
• Age >18 years.
• Adequate hepatic and renal function documented prior to study entry to include: hepatic transaminases (AST or ALT) ≤ 2.0 times the upper limits of normal, total bilirubin ≤ 1.5 times the upper limits of normal, serum creatinine ≤ 1.5 times the upper limit of normal or estimated creatinine clearance ≥ 60 mL/min.
• All patients must be medical candidates for surgical resection of their non-small cell lung cancer.
• All patients must give informed consent indicating they are aware of the investigational nature of this treatment.

Exclusion Criteria:

• Patients may not have received radiation therapy for their non-small cell lung cancer.
• Patients may not have received chemotherapy for their non-small cell lung cancer.
• Women must be surgically sterilized or post-menopausal or women of childbearing potential must be using an adequate method of contraception. Women of childbearing potential must be using at least one of the following: oral, implanted, injectable contraceptive hormones, or mechanical products such as an intrauterine device or barrier methods (diaphragm, condoms, spermicides) to prevent pregnancy or practicing abstinence or have a partner that is sterile (e.g., vasectomy). Women of childbearing potential must have a negative serum or urine pregnancy test within 72 hours prior to start of study therapy.
• Women who are pregnant or breast-feeding will be excluded.
• Male patients with partners of childbearing potential not using an adequate method of birth control as described in the previous paragraph will be excluded.
• Patients with gastrointestinal abnormalities including: inability to take oral medication, requirement for intravenous alimentation, or prior surgical procedures affecting absorption will be excluded.
• A serious uncontrolled medical disorder or active infection which would impair their ability to receive study treatment will be excluded. Significant cardiac disease, including uncontrolled high blood pressure, unstable angina, congestive heart failure, myocardial infarction within the previous 3 months or serious cardiac arrythmias will be excluded. Dementia or significantly altered mental status that would prohibit the understanding or rendering of informed consent and compliance with the requirements of this protocol will be excluded.
• Patients with active HIV, HCV or HCB infection.
• No prior treatment with HDAC inhibitors. Valproic acid is acceptable if not used as anticancer therapy and a 30-day wash-out period is allowed.
• Exposure to other investigational agents within 30 days of study inclusion
• Patients with a "currently active" second malignancy, other than nonmelanoma skin cancer and carcinoma in situ of the cervix, should not be enrolled. Patients would not be considered to have a "currently active" malignancy if they have completed therapy for a prior malignancy, are disease free from prior malignancies for >5 years or are considered by their physician to be at less than 30% risk of relapse.
• Patients with history of pulmonary embolism who are not receiving anticoagulation, will be excluded.