Problem statement: Answer the multiple-choice question.
Question: Which compound exhibits a 4.219\% 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: CCN1CCN(S(=O)(=O)c2c[nH]c(C(=O)OC)c2)CC1
b: O=C(O)C(=O)O.c1ccc(COc2ccc(OCCCN3CCCC3)cc2)cc1
c: COC(=O)c1ccc(S(=O)(=O)N2CCCN(Cc3cccc(Br)c3F)CC2)n1C
Answer: c. COC(=O)c1ccc(S(=O)(=O)N2CCCN(Cc3cccc(Br)c3F)CC2)n1C
{#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#}
COC(=O)c1ccc(S(=O)(=O)N2CCCN(Cc3cccc(Br)c3F)CC2)n1C
COC(=O)c1ccc(S(=O)(=O)N2CCCN(Cc3cccc(Br)c3F)CC2)n1C
methyl 5-[[4-[(3-bromo-2-fluorophenyl)methyl]-1,4-diazepan-1-yl]sulfonyl]-1-methylpyrrole-2-carboxylate