Task: Answer the MCQ question.
Question: Which drug exhibits a -4.298% hERG inhibition at a concentration of 10uM?
Constraint: You must select none, one or more options from a, b, or c without using any other words.
Options:
a.) Cc1cc(/C=C2\C(=N)N3N=C(S(C)(=O)=O)SC3=NC2=O)c(C)n1Cc1ccccc1
b.) O=S(=O)(Nc1ccc(Cl)cn1)c1cnc(Cl)c(Br)c1
c.) CCn1cc(C(=O)N2CCN(Cc3ccc4c(c3)OCO4)CC2)c2cc(OC)c(OC)cc2c1=O
Answer: b. O=S(=O)(Nc1ccc(Cl)cn1)c1cnc(Cl)c(Br)c1
{#Task|Problem statement!}: Answer the {#multiple choice|multiple-choice|MCQ!} question.
{#Question|Query!}: Which {#compound|drug!} {#has|exhibits!} a {herg_central_at_10uM#}{herg_central_at_10uM__units} {herg_central_at_10uM__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_10uM%}
Answer: {%multiple_choice_result}. {SMILES#}
O=S(=O)(Nc1ccc(Cl)cn1)c1cnc(Cl)c(Br)c1
O=S(=O)(Nc1ccc(Cl)cn1)c1cnc(Cl)c(Br)c1
5-bromo-6-chloro-N-(5-chloropyridin-2-yl)pyridine-3-sulfonamide