Task: Answer the MCQ question.
Question: Which compound exhibits a 22.477\% 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, c, d, or e without using any additional words.
Options:
a COc1ccc(C(=O)c2c[nH]cc2-c2ccccc2)cc1
b COc1ccc(OC)c(NC(=O)N2CCCc3ccccc32)c1
c COc1cc(OC)c(C2=NOC(C(=O)NCc3cccs3)C2)cc1Cl
d CCN1CCN(C(=O)C2CCN(Cc3nc(-c4cccc(Cl)c4)oc3C)CC2)CC1
e O=C(CSc1nnc(NC(=O)C2CC(=O)N(c3ccccc3)C2)s1)NCc1ccco1
Answer: a. COc1ccc(C(=O)c2c[nH]cc2-c2ccccc2)cc1
{#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(C(=O)c2c[nH]cc2-c2ccccc2)cc1
COc1ccc(C(=O)c2c[nH]cc2-c2ccccc2)cc1
(4-methoxyphenyl)-(4-phenyl-1H-pyrrol-3-yl)methanone