Task: Answer the multiple-choice question.
Question: Which compound exhibits a -23.299\% 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] CCC(=O)Nc1c2c(nn1-c1cccc(Cl)c1)CSC2
[b] CC1CCCN(C(=O)c2ccc3c(c2)C(=O)N(CCC2=CCCCC2)C3=O)C1
[c] O=C1N(Cc2ccc(F)cc2)CCN1c1ccc(F)cc1
[d] O=C(CSc1nncs1)NCc1ccc2c(c1)OCO2
[e] COc1ccc(C2=Nn3c([n+](C)c4ccccc43)SC2)cc1.[Br-]
Answer: c. O=C1N(Cc2ccc(F)cc2)CCN1c1ccc(F)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#}
O=C1N(Cc2ccc(F)cc2)CCN1c1ccc(F)cc1
O=C1N(Cc2ccc(F)cc2)CCN1c1ccc(F)cc1
3-(4-fluorophenyl)-1-[(4-fluorophenyl)methyl]imidazolidin-2-one