Task: Answer the multiple-choice question.
Query: Which drug exhibits a 13.315\% human ether-à-go-go related gene (hERG) inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
a CSc1ccccc1NC(=O)C1C2CCC(C2)C1C(=O)O
b COc1ccc(OC)c(CN2CCN(C(=O)CNC(=O)c3ccc(C(C)(C)C)cc3)CC2)c1
Answer: a. CSc1ccccc1NC(=O)C1C2CCC(C2)C1C(=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#}
CSc1ccccc1NC(=O)C1C2CCC(C2)C1C(=O)O
CSc1ccccc1NC(=O)C1C2CCC(C2)C1C(=O)O
3-[(2-methylsulfanylphenyl)carbamoyl]bicyclo[2.2.1]heptane-2-carboxylic acid