Q: How many hydrogen bond donors does this compound have?
Constraint: The Compound can be represented with the SMILES CCC(CC)COC(=O)[C@H](C)N[P@](=O)(OC[C@H]1O[C@@](C#N)(c2ccc3c(N)ncnn23)[C@H](O)[C@@H]1O)Oc1ccccc1.
Answer: 4
{#Question|Q!}: {quest#}
{#Constraint:|Description:|!} The {#Molecule|Compound|Chemical!} {#has the|can be represented with the!} {SMILES__description} {SMILES#}.
{#Answer|Result|Answer!}: {answ#}
CCC(CC)COC(=O)[C@H](C)N[P@](=O)(OC[C@H]1O[C@@](C#N)(c2ccc3c(N)ncnn23)[C@H](O)[C@@H]1O)Oc1ccccc1
CCC(CC)COC(=O)[C@H](C)N[P@](=O)(OC[C@H]1O[C@@](C#N)(c2ccc3c(N)ncnn23)[C@H](O)[C@@H]1O)Oc1ccccc1
2-ethylbutyl (2S)-2-[[[(2R,3S,4R,5R)-5-(4-aminopyrrolo[2,1-f][1,2,4]triazin-7-yl)-5-cyano-3,4-dihydroxyoxolan-2-yl]methoxy-phenoxyphosphoryl]amino]propanoate
How many hydrogen bond donors does this compound have?
4