Task: Answer the MCQ question.
Question: Which compound exhibits a 3.346\% hERG inhibition at 1uM?
Constraint: You must select none, one or more options from a, b, or c without using any additional words.
Options:
a CC(=O)c1ccccc1NC(=O)C1C2CCC(O2)C1C(=O)O
b COc1ccc(C(=O)CN(CCC(=O)O)S(=O)(=O)c2ccc([N+](=O)[O-])cc2)cc1
c CN(c1ccccc1C(=O)Nc1ccccc1-c1ccccc1)S(C)(=O)=O
Answer: b. COc1ccc(C(=O)CN(CCC(=O)O)S(=O)(=O)c2ccc([N+](=O)[O-])cc2)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#}
COc1ccc(C(=O)CN(CCC(=O)O)S(=O)(=O)c2ccc([N+](=O)[O-])cc2)cc1
COc1ccc(C(=O)CN(CCC(=O)O)S(=O)(=O)c2ccc([N+](=O)[O-])cc2)cc1
3-[[2-(4-methoxyphenyl)-2-oxoethyl]-(4-nitrophenyl)sulfonylamino]propanoic acid