Task: Answer the multiple-choice question.
Question: Which compound has a 15.032\% 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, or d without using any additional words.
Options:
a: CN(Cc1ccccc1)C(=O)C1CCCN(c2ncnc3c2nc2n3CCCCC2)C1
b: O=Cc1cccc(OC(=O)c2ccc(Cl)cc2Cl)c1
c: COc1ccc(N2CCN(C(=O)CCNS(=O)(=O)c3cc(Br)cnc3N)CC2)cc1
d: COc1ccc(-n2nc(C(=O)NCC(=O)N3CC(C)CC(C)C3)c3ccccc3c2=O)c(OC)c1
Answer: b. O=Cc1cccc(OC(=O)c2ccc(Cl)cc2Cl)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#}
O=Cc1cccc(OC(=O)c2ccc(Cl)cc2Cl)c1
O=Cc1cccc(OC(=O)c2ccc(Cl)cc2Cl)c1
(3-formylphenyl) 2,4-dichlorobenzoate