Problem statement: Answer the multiple-choice question.
Query: Which compound exhibits a 20.019\% human ether-à-go-go related gene (hERG) inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a, b, c, or d without using any other words.
Options:
[a] O=C(c1ccco1)N1CCN(S(=O)(=O)c2ccc(Oc3ccccc3)cc2)CC1
[b] COC(=O)CSc1nc2ccccn2c(=O)c1C=O
[c] Cc1cc(C)c(NC(=O)C2CCCN2CCOC(=O)c2cccc([N+](=O)[O-])c2)c(C)c1.Cl
[d] C/C=C/C=C/C(=O)OCC(=O)Nc1ccc(Cl)cc1
Answer: d. C/C=C/C=C/C(=O)OCC(=O)Nc1ccc(Cl)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#}
C/C=C/C=C/C(=O)OCC(=O)Nc1ccc(Cl)cc1
C/C=C/C=C/C(=O)OCC(=O)Nc1ccc(Cl)cc1
[2-(4-chloroanilino)-2-oxoethyl] (2E,4E)-hexa-2,4-dienoate