Task: Answer the multiple-choice question.
Query: Which drug exhibits a 4.911\% 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) O=C(CN(Cc1ccccc1Cl)C(=O)CCC(=O)Nc1nccs1)NCC1CCCO1
(b) Cc1ccc(Nc2nc(C)cc(C)c2C(N)=O)c(C)c1
(c) C=CCn1c(SCC(=O)c2c(N)n(CCC)c(=O)n(C)c2=O)nc2sc(CC)cc2c1=O
(d) Cc1ccccc1C(=O)Oc1cccc(Nc2ncnc3ccccc23)c1
(e) Cc1nc2ccccc2n1Cc1ccccc1Br
Answer: e. Cc1nc2ccccc2n1Cc1ccccc1Br
{#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#}
Cc1nc2ccccc2n1Cc1ccccc1Br
Cc1nc2ccccc2n1Cc1ccccc1Br
1-[(2-bromophenyl)methyl]-2-methylbenzimidazole