Problem statement: Answer the multiple-choice question.
Question: Which compound exhibits a 3.983\% hERG inhibition at 1uM?
Constraint: You must select none, one or more options from a, b, or c without using any other words.
Options:
a. Cc1cc(CN(C)C(=O)CC2C(=O)NCCN2Cc2c(F)cccc2Cl)n[nH]1
b. CC(Sc1nn(-c2ccc(F)cc2)c(=S)s1)C(=O)c1c(N)n(C)c(=O)n(C)c1=O
c. CCCCOc1ccc(CN2CCN(CC)CC2)cc1
Answer: c. CCCCOc1ccc(CN2CCN(CC)CC2)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#}
CCCCOc1ccc(CN2CCN(CC)CC2)cc1
CCCCOc1ccc(CN2CCN(CC)CC2)cc1
1-[(4-butoxyphenyl)methyl]-4-ethylpiperazine