Question: What is the molecular weight of this compound's parent molecule?
 The Compound has the SMILES C[C@H](Cn1cnc2c(N)ncnc21)OCP(=O)(O)O.
Answer: 287.22
{#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
What is the molecular weight of this compound's parent molecule?
287.22