User: I want to know more about the chemical with SMILES CCc1oc2ccccc2c1C(=O)c1cc(Br)c(O)c(Br)c1.
Assistant: That sounds interesting, 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#}
CCc1oc2ccccc2c1C(=O)c1cc(Br)c(O)c(Br)c1
CCc1oc2ccccc2c1C(=O)c1cc(Br)c(O)c(Br)c1
(3,5-dibromo-4-hydroxyphenyl)-(2-ethyl-1-benzofuran-3-yl)methanone
How many hydrogen bond donors are there in this compound, calculated according to Lipinski's original rules (i.e., counting NH and OH groups)?