Task: Answer the multiple-choice question.
Question: Which drug has a 8.916\% human ether-à-go-go related gene (hERG) inhibition at 1uM?
Constraint: You must select none, one or more options from a, b, c, or d without using any additional words.
Options:
a. CCOc1ccc(NC(=O)c2c3c(nc4ccccc24)CCC3)cc1
b. O=C(C[n+]1ccccc1)Nc1ccc(Oc2ccccc2)cc1.[Cl-]
c. CCCC(=O)c1cc2cc(Cl)ccc2oc1=O
d. CC(C)(C)NC(=O)Cn1cnc2cc([N+](=O)[O-])ccc2c1=O
Answer: c. CCCC(=O)c1cc2cc(Cl)ccc2oc1=O
{#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#}
CCCC(=O)c1cc2cc(Cl)ccc2oc1=O
CCCC(=O)c1cc2cc(Cl)ccc2oc1=O
3-butanoyl-6-chlorochromen-2-one