Problem statement: Answer the MCQ question.
Question: Which drug exhibits a 5.805\% hERG inhibition at 1uM?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
a) CCOC(=O)N1CCN(S(=O)(=O)c2ccc(OC)c(Br)c2)CC1
b) CCNC(=S)N1CCN(CCN=CC2=C(O)CC(c3ccco3)CC2=O)CC1
Answer: a. CCOC(=O)N1CCN(S(=O)(=O)c2ccc(OC)c(Br)c2)CC1
{#Task|Problem statement!}: Answer the {#multiple choice|multiple-choice|MCQ!} question.
{#Question|Query!}: Which {#compound|drug!} {#has|exhibits!} a {herg_central_at_1uM#}{herg_central_at_1uM__units} {herg_central_at_1uM__names__noun}?
Constraint: You must select none, one or more options from {%multiple_choice_enum%2-5%aA1} without using any {#other|additional!} words.
Options:
{SMILES%herg_central_at_1uM%}
Answer: {%multiple_choice_result}. {SMILES#}
CCOC(=O)N1CCN(S(=O)(=O)c2ccc(OC)c(Br)c2)CC1
CCOC(=O)N1CCN(S(=O)(=O)c2ccc(OC)c(Br)c2)CC1
ethyl 4-(3-bromo-4-methoxyphenyl)sulfonylpiperazine-1-carboxylate