Task: Answer the MCQ question.
Query: Which compound exhibits a 18.466\% 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 other words.
Options:
[a] COc1ccc(Cn2nnnc2C(c2cc3cc(C)cc(C)c3[nH]c2=O)N2CCOCC2)cc1
[b] CN1CCN(CC(=O)c2ccccc2F)CC1.O=C(O)C(=O)O
[c] O=C(COC(=O)c1ncc(Cl)c(Cl)c1Cl)Nc1cccnc1Cl
[d] COc1ccc(Cl)cc1C(=O)Nc1nc(C)cc(C)n1
[e] Cc1ccc(S(=O)(=O)c2ccc(Cl)cc2)cc1S(=O)(=O)N1CCN(C)CC1
Answer: b. CN1CCN(CC(=O)c2ccccc2F)CC1.O=C(O)C(=O)O
{#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#}
CN1CCN(CC(=O)c2ccccc2F)CC1.O=C(O)C(=O)O
CN1CCN(CC(=O)c2ccccc2F)CC1.O=C(O)C(=O)O
1-(2-fluorophenyl)-2-(4-methylpiperazin-1-yl)ethanone;oxalic acid