Atorvastatin (structure shown) is the active ingredient in Lipitor,a drug classified as a statin,used for lowering blood cholesterol. Which type of nitrogen heterocycle is present in atorvastatin? 
Definitions:
Oppositional Defiant Disorder
A childhood disorder characterized by defiant, disobedient, and hostile behavior towards authority figures.
Attention-deficit/hyperactivity Disorder
A neurodevelopmental disorder characterized by patterns of inattention and/or hyperactivity-impulsivity that interfere with functioning or development.
Conduct Disorder
A pattern of repetitive behavior in which the rights of others or societal norms are violated, typical among children and adolescents.
Antisocial Personality Disorder
A personality disorder marked by a general pattern of disregard for and violation of other people’s rights.
Q13: Phosphoacylglycerols are less soluble in water than
Q25: The triacylglycerol shown below is expected to
Q33: Which structure should have the IUPAC name
Q38: The two compounds below have approximately the
Q40: Which of the following is a ketohexose?<br>A)
Q41: Tuftsin is a peptide that stimulate and
Q47: What is the one-letter abbreviation of arginine?<br>A)A<br>B)R<br>C)P<br>D)G
Q65: Cortisol,an anti-inflammatory agent,contains a primary alcohol,a secondary
Q80: Lovastatin (structure shown)was the first statin drug
Q104: 2-ethylheptanamide is an alternative name for N-ethylheptanamide.