Task: Answer the MCQ question.
Question: Which compound exhibits a 6.589\% human ether-à-go-go related gene (hERG) inhibition at 1uM?
Constraint: You must select none, one or more options from a, b, c, d, or e without using any other words.
Options:
a Clc1ccccc1Oc1cnc2ccccc2n1
b COc1cccc(CC(=O)N2CCN(Cc3cccc(Cl)c3)CC2)c1
c CN(C)CCCOc1ccc2c(c1)Sc1ccccc1CC2=O.Cl
d CCOc1ccc2oc(=O)cc(CN3CCN(Cc4ccccc4)CC3)c2c1
e CCN(CC)S(=O)(=O)c1ccc(N2CCOCC2)c(NC(=O)c2ccc(F)cc2)c1
Answer: a. Clc1ccccc1Oc1cnc2ccccc2n1
{#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#}
Clc1ccccc1Oc1cnc2ccccc2n1
Clc1ccccc1Oc1cnc2ccccc2n1
2-(2-chlorophenoxy)quinoxaline