Task: Answer the multiple-choice question.
Query: Which drug has a -8.644\% 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: CCOc1ccccc1C(=O)n1nc(C)cc1C
b: CCCCOc1ccc(/C=C/C(=O)NCCc2nc3ccccc3[nH]2)cc1
c: CCOC(=O)c1c(NC(=S)Nc2ccccc2)sc2c1CCN(CCc1ccccc1)C2
d: NC(=O)CC(NC(=O)c1ccccc1)c1ccc(N2CCC(Br)CC2)c([N+](=O)[O-])c1
e: COCCCNCC(=O)c1c(N)n(Cc2ccccc2)c(=O)n(C)c1=O.O=C(O)C(=O)O
Answer: b. CCCCOc1ccc(/C=C/C(=O)NCCc2nc3ccccc3[nH]2)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(/C=C/C(=O)NCCc2nc3ccccc3[nH]2)cc1
CCCCOc1ccc(/C=C/C(=O)NCCc2nc3ccccc3[nH]2)cc1
(E)-N-[2-(1H-benzimidazol-2-yl)ethyl]-3-(4-butoxyphenyl)prop-2-enamide