Task: Answer the MCQ question.
Query: Which compound exhibits a 1.429\% 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: COc1ccc(CCNC(=O)CSc2c[nH]c3ccccc23)cc1OC
b: COc1cc(/C=N/N2CCN(Cc3ccc(C)cc3)CC2)cc(OC)c1O
Answer: a. COc1ccc(CCNC(=O)CSc2c[nH]c3ccccc23)cc1OC
{#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#}
COc1ccc(CCNC(=O)CSc2c[nH]c3ccccc23)cc1OC
COc1ccc(CCNC(=O)CSc2c[nH]c3ccccc23)cc1OC
N-[2-(4,5-dimethoxyphenyl)ethyl]-2-(1H-indol-3-ylsulfanyl)acetamide