Task: Answer the multiple-choice question.
Query: Which drug exhibits a 14.374\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
a. O=c1c2ccccc2nc(-c2cccs2)n1-c1cccc2ccccc12
b. COc1cccc(NC(=O)c2nc(S(C)(=O)=O)ncc2Cl)c1
Answer: b. COc1cccc(NC(=O)c2nc(S(C)(=O)=O)ncc2Cl)c1
{#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#}
COc1cccc(NC(=O)c2nc(S(C)(=O)=O)ncc2Cl)c1
COc1cccc(NC(=O)c2nc(S(C)(=O)=O)ncc2Cl)c1
5-chloro-N-(3-methoxyphenyl)-2-methylsulfonylpyrimidine-4-carboxamide