Task: Answer the multiple-choice question.
Query: Which compound has a 18.787% human ether-à-go-go related gene (hERG) inhibition at a concentration of 10uM?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
(a) COc1cc(OC)c(OC)cc1CNCCSc1nnnn1C.Cl
(b) COc1ccccc1N1CCN(c2ccc(-c3ccccc3)nn2)CC1
Answer: a. COc1cc(OC)c(OC)cc1CNCCSc1nnnn1C.Cl
{#Task|Problem statement!}: Answer the {#multiple choice|multiple-choice|MCQ!} question.
{#Question|Query!}: Which {#compound|drug!} {#has|exhibits!} a {herg_central_at_10uM#}{herg_central_at_10uM__units} {herg_central_at_10uM__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_10uM%}
Answer: {%multiple_choice_result}. {SMILES#}
COc1cc(OC)c(OC)cc1CNCCSc1nnnn1C.Cl
COc1cc(OC)c(OC)cc1CNCCSc1nnnn1C.Cl
2-(1-methyltetrazol-5-yl)sulfanyl-N-[(2,4,5-trimethoxyphenyl)methyl]ethanamine;hydrochloride