Q: Determine the type of availability for this drug.
 The Chemical can be represented with the SMILES N[C@@H](CSCC(=O)O)C(=O)O.
Result: unknown
{#Question|Q!}: {quest#}
{#Constraint:|Description:|!} The {#Molecule|Compound|Chemical!} {#has the|can be represented with the!} {SMILES__description} {SMILES#}.
{#Answer|Result|Answer!}: {answ#}
N[C@@H](CSCC(=O)O)C(=O)O
N[C@@H](CSCC(=O)O)C(=O)O
(2R)-2-amino-3-(carboxymethylsulfanyl)propanoic acid
Determine the type of availability for this drug.
unknown