Task: Answer the multiple-choice question.
Question: Which drug has a 2.961\% human ether-à-go-go related gene (hERG) inhibition at 1uM?
Constraint: You must select none, one or more options from a, b, or c without using any additional words.
Options:
a. COc1ccc2oc(=O)cc(C)c2c1
b. CC(=O)c1cnc(Nc2nc(C)c3cc(C)c(C)cc3n2)nc1C
c. O=C(Nc1ccc(F)cc1)c1ccc(C(=O)N2CCOCC2)cc1
Answer: a. COc1ccc2oc(=O)cc(C)c2c1
{#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#}
COc1ccc2oc(=O)cc(C)c2c1
COc1ccc2oc(=O)cc(C)c2c1
6-methoxy-4-methylchromen-2-one