Task: Answer the MCQ question.
Query: Which compound exhibits a -2.726% hERG inhibition at a concentration of 10uM?
Constraint: You must select none, one or more options from a, b, c, or d without using any other words.
Options:
a. COc1cc(-n2c(=O)c3ccccc3n(Cc3ccccc3)c2=O)cc(OC)c1OC
b. COc1ccc(-c2csc(NC(CO)c3nc4ccccc4n3Cc3ccc(C)cc3)n2)cc1
c. COc1ccc(S(=O)(=O)N2CCN(C(=O)N(C)C)C2C)cc1
d. O=C(NCCc1ccc(Cl)cc1)C1CCC(=O)N(C2CCCCCC2)C1
Answer: a. COc1cc(-n2c(=O)c3ccccc3n(Cc3ccccc3)c2=O)cc(OC)c1OC
{#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#}
COc1cc(-n2c(=O)c3ccccc3n(Cc3ccccc3)c2=O)cc(OC)c1OC
COc1cc(-n2c(=O)c3ccccc3n(Cc3ccccc3)c2=O)cc(OC)c1OC
1-benzyl-3-(3,4,5-trimethoxyphenyl)quinazoline-2,4-dione