Task: Answer the multiple choice question.
Query: Which compound exhibits a -42.418% human ether-à-go-go related gene (hERG) inhibition at 10uM?
Constraint: You must select none, one or more options from a, b, c, or d without using any additional words.
Options:
a Cc1ccc(C)c(Cn2c(=O)n(-c3ccc(CC(=O)NCc4ccco4)cc3)c(=O)c3sccc32)c1
b Cc1oc2cc(Br)c(O)c(Br)c2c1-c1ccccc1
c CCNC(=O)c1ccc2c(c1)S(=O)(=O)c1ccccc1C2=O
d O=C1NCCN(Cc2ccc(-c3ccccc3)cc2)C1CC(=O)N1CCN(CCO)CC1
Answer: c. CCNC(=O)c1ccc2c(c1)S(=O)(=O)c1ccccc1C2=O
{#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#}
CCNC(=O)c1ccc2c(c1)S(=O)(=O)c1ccccc1C2=O
CCNC(=O)c1ccc2c(c1)S(=O)(=O)c1ccccc1C2=O
N-ethyl-9,10,10-trioxothioxanthene-3-carboxamide