Task: Answer the MCQ question.
Question: Which compound exhibits a 5.129\% human ether-à-go-go related gene (hERG) inhibition at 1uM?
Constraint: You must select none, one or more options from a, b, c, or d without using any other words.
Options:
a) Cc1cc(/C=C2/NC(=O)NC2=O)c(C)n1-c1sc2c(c1C#N)CCCC2
b) Cc1cc(C(=O)CSc2cccc[n+]2[O-])c(C)n1-c1ccc(OC(F)F)cc1
c) O=C(COC(=O)c1ccc(S(=O)(=O)N2CCCCCC2)cc1)NCc1ccc(Cl)cc1
d) O=C(COC(=O)c1ccc([N+](=O)[O-])o1)Nc1cccc(S(=O)(=O)N2CCOCC2)c1
Answer: b. Cc1cc(C(=O)CSc2cccc[n+]2[O-])c(C)n1-c1ccc(OC(F)F)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#}
Cc1cc(C(=O)CSc2cccc[n+]2[O-])c(C)n1-c1ccc(OC(F)F)cc1
Cc1cc(C(=O)CSc2cccc[n+]2[O-])c(C)n1-c1ccc(OC(F)F)cc1
1-[1-[4-(difluoromethoxy)phenyl]-2,5-dimethylpyrrol-3-yl]-2-(1-oxidopyridin-1-ium-2-yl)sulfanylethanone