Problem statement: Answer the MCQ question.
Query: Which compound exhibits a 0.321\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
(a) CCS(=O)(=O)C1=NSC2=NC(=O)/C(=C\c3cc(C)n(-c4cccc(OC)c4)c3C)C(=N)N21
(b) COc1ccc(S(=O)(=O)Nc2nnc(Cc3ccc(OC)c(OC)c3)s2)cc1
Answer: a. CCS(=O)(=O)C1=NSC2=NC(=O)/C(=C\c3cc(C)n(-c4cccc(OC)c4)c3C)C(=N)N21
{#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#}
CCS(=O)(=O)C1=NSC2=NC(=O)/C(=C\c3cc(C)n(-c4cccc(OC)c4)c3C)C(=N)N21
CCS(=O)(=O)C1=NSC2=NC(=O)/C(=C\c3cc(C)n(-c4cccc(OC)c4)c3C)C(=N)N21
(6Z)-3-ethylsulfonyl-5-imino-6-[[1-(3-methoxyphenyl)-2,5-dimethylpyrrol-3-yl]methylidene]-[1,2,4]thiadiazolo[4,5-a]pyrimidin-7-one