Study To Assess The Impact Of Hepatic Impairment On The Safety, Tolerability And Pharmacokinetics Of Single-Dose 200 Mg Of PF-868554

Inclusion Criteria: * Male or females subjects of non-childbearing potential between the ages of 18 and 62 years of age, inclusive; * Body Mass Index (BMI) of approximately 18 to 35 kg/m2; and a total body weigh \>50 kg (110 lbs); Exclusion Criteria: * Subjects with Class C classification (Severe - Child-Pugh Scores greater than 10); * Severe ascites and/or pleural effusion; * Had a transplanted kidney, heart or liver;