Task: Answer the MCQ question.
Question: Which drug exhibits a 7.431\% 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(N2CCN(C(=O)c3ccccc3NC(=O)C3CC=CCC3C(=O)O)CC2)cc1
b.) CCOC(=O)C1CCCN(C2=C(NS(=O)(=O)c3ccc(Br)cc3)C(=O)c3ccccc3C2=O)C1
c.) COC(=O)c1c(C)[nH]c(C(=O)COc2ccc3ccc(=O)oc3c2)c1C
d.) O=S1(=O)CCC(NC(=S)SCCOc2ccccc2)C1
Answer: b. CCOC(=O)C1CCCN(C2=C(NS(=O)(=O)c3ccc(Br)cc3)C(=O)c3ccccc3C2=O)C1
{#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#}
CCOC(=O)C1CCCN(C2=C(NS(=O)(=O)c3ccc(Br)cc3)C(=O)c3ccccc3C2=O)C1
CCOC(=O)C1CCCN(C2=C(NS(=O)(=O)c3ccc(Br)cc3)C(=O)c3ccccc3C2=O)C1
ethyl 1-[3-[(4-bromophenyl)sulfonylamino]-1,4-dioxonaphthalen-2-yl]piperidine-3-carboxylate