Q: How many hydrogen bond donors are there in this compound, calculated according to Lipinski's original rules (i.e., counting NH and OH groups)?
Description: The Compound can be represented with the SMILES C[C@H](Cn1cnc2c(N)ncnc21)OCP(=O)(O)O.
Result: 4
{#Question|Q!}: {quest#}
{#Constraint:|Description:|!} The {#Molecule|Compound|Chemical!} {#has the|can be represented with the!} {SMILES__description} {SMILES#}.
{#Answer|Result|Answer!}: {answ#}
C[C@H](Cn1cnc2c(N)ncnc21)OCP(=O)(O)O
C[C@H](Cn1cnc2c(N)ncnc21)OCP(=O)(O)O
[(2R)-1-(6-aminopurin-9-yl)propan-2-yl]oxymethylphosphonicacid
How many hydrogen bond donors are there in this compound, calculated according to Lipinski's original rules (i.e., counting NH and OH groups)?
4