Task: Answer the multiple choice question.
Query: Which drug exhibits a -13.104% 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.) COc1ccc(C2COc3cc(O)ccc3C2)c(OC)c1O
b.) CCOc1ccccc1-n1cnc2cc(C(=O)NCc3ccco3)ccc21
c.) CCN(CC)S(=O)(=O)c1ccc(N2CCOCC2)c(NC(=O)Cc2ccccc2)c1
d.) CN1CCN(c2ccc(NC(=O)c3ccc(Br)o3)cc2)CC1
Answer: a. COc1ccc(C2COc3cc(O)ccc3C2)c(OC)c1O
{#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#}
COc1ccc(C2COc3cc(O)ccc3C2)c(OC)c1O
COc1ccc(C2COc3cc(O)ccc3C2)c(OC)c1O
3-(3-hydroxy-2,4-dimethoxyphenyl)-3,4-dihydro-2H-chromen-7-ol