Task: Answer the MCQ question.
Query: Which drug exhibits a 4.316\% 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 additional words.
Options:
a. Cc1ccc(C(=O)NN2CC(O)=C(c3nc(-c4cccc([N+](=O)[O-])c4)cs3)C2=N)cc1
b. COc1nc(NS(=O)(=O)c2ccc(C)cc2)nc(C)c1Cl
c. O=C(Cc1ccccc1)NCc1ccc(-n2cccc2)cc1
d. CC(C)[C@H](Nc1ccc(C(F)(F)F)cc1[N+](=O)[O-])C(=O)O.[Cl-]
Answer: b. COc1nc(NS(=O)(=O)c2ccc(C)cc2)nc(C)c1Cl
{#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#}
COc1nc(NS(=O)(=O)c2ccc(C)cc2)nc(C)c1Cl
COc1nc(NS(=O)(=O)c2ccc(C)cc2)nc(C)c1Cl
N-(5-chloro-6-methoxy-4-methylpyrimidin-2-yl)-4-methylbenzenesulfonamide