Task: Answer the MCQ question.
Query: Which compound has a 12.186\% human ether-à-go-go related gene (hERG) inhibition at 1uM?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
[a] CN(C(=O)c1cccs1)c1ccccc1C(=O)O
[b] Cc1ccccc1C(=O)Nc1cccc(-c2nnc(SCC(=O)O)n2C)c1
Answer: a. CN(C(=O)c1cccs1)c1ccccc1C(=O)O
{#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#}
CN(C(=O)c1cccs1)c1ccccc1C(=O)O
CN(C(=O)c1cccs1)c1ccccc1C(=O)O
2-[methyl(thiophene-2-carbonyl)amino]benzoicacid