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What are the three periods of Mars's planetary history?
(S)-2-hydroxybutanoic Acid
An optically active form of hydroxybutanoic acid, which has a specific spatial configuration designated as S (from the Latin sinister, meaning left).
Fischer Projection
A method to represent the three-dimensional structure of molecules on a two-dimensional plane, emphasizing the configuration of chiral centers.
Fischer Projection
A two-dimensional representation of a three-dimensional organic molecule by projecting bonds from a chiral center, used to depict stereochemistry.
Chiral
Describes a molecule that cannot be superimposed on its mirror image, often resulting in molecules that have different biological activities.
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