Problem statement: Answer the MCQ question.
Question: Which drug exhibits a 16.784\% human ether-à-go-go related gene (hERG) inhibition at 1uM?
Constraint: You must select none, one or more options from a, b, c, or d without using any other words.
Options:
(a) Cc1ccc(N(CC(=O)Nc2cc(Cl)ccc2Oc2ccccc2)S(C)(=O)=O)cc1C
(b) CN1CCN(c2nc(-c3cccnc3)nc3scc(-c4ccccc4)c23)CC1
(c) N#Cc1c(-c2ccccc2Cl)cc(-c2ccccc2)nc1Br
(d) CC(C)(C)c1ccc(/C=C/C(=O)O)s1
Answer: c. N#Cc1c(-c2ccccc2Cl)cc(-c2ccccc2)nc1Br
{#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#}
N#Cc1c(-c2ccccc2Cl)cc(-c2ccccc2)nc1Br
N#Cc1c(-c2ccccc2Cl)cc(-c2ccccc2)nc1Br
2-bromo-4-(2-chlorophenyl)-6-phenylpyridine-3-carbonitrile