User: I want to know more about the chemical with SMILES Cc1nc(-c2ccc(OCC(C)C)c(C#N)c2)sc1C(=O)O.
Assistant: How can I help?
User: How many hydrogen bond donors are there in this compound, calculated according to Lipinski's original rules (i.e., counting NH and OH groups)?
Assistant: The answer is 1
User: I want to know more about the {#molecule|chemical|compound!} with {SMILES__description} {SMILES#}.
Assistant: {#Sure, what is your question?|How can I help?|That sounds interesting, how can I help?|Interesting, how can I help?!}
User: {quest#}
Assistant: {#The answer is |!}{answ#}
Cc1nc(-c2ccc(OCC(C)C)c(C#N)c2)sc1C(=O)O
Cc1nc(-c2ccc(OCC(C)C)c(C#N)c2)sc1C(=O)O
2-[3-cyano-4-(2-methylpropoxy)phenyl]-4-methyl-1,3-thiazole-5-carboxylic acid
How many hydrogen bond donors are there in this compound, calculated according to Lipinski's original rules (i.e., counting NH and OH groups)?