Task: Answer the MCQ question.
Query: Which drug exhibits a 13.880\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a, b, c, or d without using any other words.
Options:
a. CN(CC(=O)Nc1cccc2ccccc12)c1ccc(S(=O)(=O)N2CCOCC2)cn1
b. COC(=O)c1c(C(=O)OC)c(-c2ccc(OC)cc2)n2c1CS(=O)C2
c. CC(C)Cn1c(-c2cc(Br)ccc2F)nc2c1c(=O)[nH]c(=O)n2CC(C)C
d. COC(=O)c1ccc(CO/N=C/c2cccc([N+](=O)[O-])c2)cc1
Answer: b. COC(=O)c1c(C(=O)OC)c(-c2ccc(OC)cc2)n2c1CS(=O)C2
{#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#}
COC(=O)c1c(C(=O)OC)c(-c2ccc(OC)cc2)n2c1CS(=O)C2
COC(=O)c1c(C(=O)OC)c(-c2ccc(OC)cc2)n2c1CS(=O)C2
dimethyl 5-(4-methoxyphenyl)-2-oxo-1,3-dihydropyrrolo[1,2-c][1,3]thiazole-6,7-dicarboxylate