Task: Answer the MCQ question.
Query: Which compound exhibits a 14.389\% 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 COc1ccc(/C=N/NC(=O)CCSc2nc3ccccc3s2)cc1OC
b CN(C)S(=O)(=O)c1cccc(NC(=O)CSc2nncn2-c2ccccc2)c1
c COc1ccc(OC)c(N=Cc2c(O)[nH]c(=O)[nH]c2=O)c1
d CCOc1cc(N2CCOCC2)c(OCC)cc1NC(=O)COC(=O)CCOc1ccc(C)cc1
Answer: c. COc1ccc(OC)c(N=Cc2c(O)[nH]c(=O)[nH]c2=O)c1
{#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#}
COc1ccc(OC)c(N=Cc2c(O)[nH]c(=O)[nH]c2=O)c1
COc1ccc(OC)c(N=Cc2c(O)[nH]c(=O)[nH]c2=O)c1
5-[(2,5-dimethoxyphenyl)iminomethyl]-6-hydroxy-1H-pyrimidine-2,4-dione