Task: Answer the multiple choice question.
Question: Which compound exhibits a 18.505\% hERG inhibition at 1uM?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
a) Cn1c(=NC(=O)CSCC(=O)N2CCOCC2)sc2ccccc21
b) O=C(CCl)c1ccc2c(c1)CCN2C(=O)C1CCCCC1
Answer: b. O=C(CCl)c1ccc2c(c1)CCN2C(=O)C1CCCCC1
{#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#}
O=C(CCl)c1ccc2c(c1)CCN2C(=O)C1CCCCC1
O=C(CCl)c1ccc2c(c1)CCN2C(=O)C1CCCCC1
2-chloro-1-[1-(cyclohexanecarbonyl)-2,3-dihydroindol-5-yl]ethanone