Task: Answer the MCQ question.
Query: Which compound exhibits a 19.027% 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 other words.
Options:
a: O=C1c2ccccc2C(=O)N1CC1c2ccccc2CCN1S(=O)(=O)c1ccccc1
b: S=C1NCCOCCOCCOCCNC(=S)NCCOCCOCCOCCN1
Answer: b. S=C1NCCOCCOCCOCCNC(=S)NCCOCCOCCOCCN1
{#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#}
S=C1NCCOCCOCCOCCNC(=S)NCCOCCOCCOCCN1
S=C1NCCOCCOCCOCCNC(=S)NCCOCCOCCOCCN1
1,9,12,15,23,26-hexaoxa-4,6,18,20-tetrazacyclooctacosane-5,19-dithione