Task: Answer the following question about the molecule with SMILES C[C@H](O)C(=O)C1=Nc2c(nc(N)[nH]c2=O)NC1.
Request: Please describe this drug.
Result: Sepiapterin is a natural product found in Caenorhabditis elegans and Bombyx mori with data available.
Task: Answer the following question about the molecule with {SMILES__description} {SMILES#}.
{#Description|Question|Request!}: {quest#}
{#Result|Answer|Completion!}: {answ#}
C[C@H](O)C(=O)C1=Nc2c(nc(N)[nH]c2=O)NC1
C[C@@H](C(=O)C1=NC2=C(NC1)N=C(NC2=O)N)O
2-amino-6-[(2S)-2-hydroxypropanoyl]-7,8-dihydro-3H-pteridin-4-one
Please describe this drug.