Problem statement: Answer the multiple choice question.
Query: Which compound exhibits a -50.084\% 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: COc1ccc([N+](=O)[O-])cc1CSc1ccccn1
b: COc1ccc(CCC(C)NCCc2ccc(Cl)cc2Cl)cc1
c: O=C(NCC(=O)N(c1cnc2ccccc2c1)C(C(=O)NC1CCCC1)c1ccncc1)c1ccco1
d: CC(C)(C)C(=O)N/C(N)=N/c1nc2ccccc2o1
e: CN1CCN(C(=O)c2ccc3c(c2)N(Cc2ccc(Cl)cc2)C(=O)c2ccccc2S3=O)CC1
Answer: b. COc1ccc(CCC(C)NCCc2ccc(Cl)cc2Cl)cc1
{#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#}
COc1ccc(CCC(C)NCCc2ccc(Cl)cc2Cl)cc1
COc1ccc(CCC(C)NCCc2ccc(Cl)cc2Cl)cc1
N-[2-(2,4-dichlorophenyl)ethyl]-1-(4-methoxyphenyl)butan-3-amine