Levoamphetamine, also known as levamfetamine (INN), (R) - amphetamine, - amphetamine, and L-amphetamine, is a central nervous system (CNS) stimulant known to increase wakefulness and concentration in association with decreased appetite and fatigue.
Levoamphetamine increases wakefulness for 2 hours.
Levoamphetamine, also known as levamfetamine (INN), (R) - amphetamine, - amphetamine, and L-amphetamine, is a central nervous system (CNS) stimulant known to increase wakefulness and concentration in association with decreased appetite and fatigue.

Generate a claim based on the evidence above which would have veracity not enough information
Levoamphetamine increases wakefulness for 2 hours.
Levoamphetamine, also known as levamfetamine (INN), (R) - amphetamine, - amphetamine, and L-amphetamine, is a central nervous system (CNS) stimulant known to increase wakefulness and concentration in association with decreased appetite and fatigue.

Generate a claim based on the evidence above which would have veracity not enough information
user
Levoamphetamine increases wakefulness for 2 hours.
assistant