Task: Answer the MCQ question.
Query: Which drug exhibits a 2.178\% hERG inhibition at 1uM?
Constraint: You must select none, one or more options from a, b, c, d, or e without using any additional words.
Options:
a. COc1cc(N2CCCC2)c(OC)cc1/C=C(/C#N)c1ccc(F)cc1
b. CC(=O)N1CC(C)Sc2ccc(S(=O)(=O)NCCc3ccc(C)cc3)cc21
c. Cc1nnc(NC(=O)c2ccc3c(c2)C(=O)N(CCC(C)C)C3=O)s1
d. O=C(Cn1nnc(-c2ccccc2)n1)N/N=C/c1cc([N+](=O)[O-])ccc1O
e. Cl.N[C@@H](Cc1ccccc1)c1nnc(SCc2ccccc2Cl)o1
Answer: c. Cc1nnc(NC(=O)c2ccc3c(c2)C(=O)N(CCC(C)C)C3=O)s1
{#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#}
Cc1nnc(NC(=O)c2ccc3c(c2)C(=O)N(CCC(C)C)C3=O)s1
Cc1nnc(NC(=O)c2ccc3c(c2)C(=O)N(CCC(C)C)C3=O)s1
2-(3-methylbutyl)-N-(5-methyl-1,3,4-thiadiazol-2-yl)-1,3-dioxoisoindole-5-carboxamide