Problem statement: Answer the MCQ question.
Query: Which compound exhibits a -5.509\% 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 O=C(O)c1sccc1Oc1ccc(NS(=O)(=O)c2ccccc2)cc1
b O=C(Nc1ccc(S(=O)(=O)Nc2ncccn2)cc1)c1ccccc1Br
c C=CCn1c(Oc2cc(C)ccc2C)nc2c1c(=O)n(C)c(=O)n2C
d O=c1cc(O)nc(-c2ccccc2)s1
Answer: c. C=CCn1c(Oc2cc(C)ccc2C)nc2c1c(=O)n(C)c(=O)n2C
{#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#}
C=CCn1c(Oc2cc(C)ccc2C)nc2c1c(=O)n(C)c(=O)n2C
C=CCn1c(Oc2cc(C)ccc2C)nc2c1c(=O)n(C)c(=O)n2C
8-(2,5-dimethylphenoxy)-1,3-dimethyl-7-prop-2-enylpurine-2,6-dione