Task: Answer the MCQ question.
Query: Which compound exhibits a -3.289\% 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, b, or c without using any other words.
Options:
a Cc1cc(OCCCCCNCCO)ccc1Cl
b O=C(Cn1cc(C(=O)C2CC2)c2ccccc21)NCc1ccc2c(c1)OCO2
c O=C1CC(C(F)(F)C(F)(F)C(F)(F)C(F)F)=Nc2ccccc2N1
Answer: a. Cc1cc(OCCCCCNCCO)ccc1Cl
{#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#}
Cc1cc(OCCCCCNCCO)ccc1Cl
Cc1cc(OCCCCCNCCO)ccc1Cl
2-[5-(4-chloro-5-methylphenoxy)pentylamino]ethanol