Question: How many hydrogen bond donors does this compound have?
Constraint: The Molecule can be represented with the SMILES Nc1ncn([C@H]2C[C@H](O)[C@@H](CO)O2)c(=O)n1.
Result: 3
{#Question|Q!}: {quest#}
{#Constraint:|Description:|!} The {#Molecule|Compound|Chemical!} {#has the|can be represented with the!} {SMILES__description} {SMILES#}.
{#Answer|Result|Answer!}: {answ#}
Nc1ncn([C@H]2C[C@H](O)[C@@H](CO)O2)c(=O)n1
Nc1ncn([C@H]2C[C@H](O)[C@@H](CO)O2)c(=O)n1
4-amino-1-[(2R,4S,5R)-4-hydroxy-5-(hydroxymethyl)oxolan-2-yl]-1,3,5-triazin-2-one
How many hydrogen bond donors does this compound have?