Task: Answer the MCQ question.
Question: Which compound exhibits a 13.671\% human ether-à-go-go related gene (hERG) inhibition at 1uM?
Constraint: You must select none, one or more options from a, b, or c without using any other words.
Options:
a CCOc1ccc2nc(CN3CCN(Cc4ccccc4OCC)C(CCO)C3)ccc2c1
b CS(=O)(=O)N1CCN(C(=O)COc2ccccc2)CC1
c N#CC1(NC(=O)CN2c3cccc4cccc(c34)S2(=O)=O)CCCCC1
Answer: b. CS(=O)(=O)N1CCN(C(=O)COc2ccccc2)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#}
CS(=O)(=O)N1CCN(C(=O)COc2ccccc2)CC1
CS(=O)(=O)N1CCN(C(=O)COc2ccccc2)CC1
1-(4-methylsulfonylpiperazin-1-yl)-2-phenoxyethanone