Task: Answer the MCQ question.
Query: Which drug has a 15.854% hERG inhibition at a concentration of 10uM?
Constraint: You must select none, one or more options from a, b, c, d, or e without using any additional words.
Options:
a. CCOC(=O)c1cnc(SCC(=O)c2ccccc2)nc1N
b. CC(=O)/C(=C/N(C)C)C(=O)Nc1ccc(Cl)cc1Cl
c. COc1ccc(NC(=O)C(NC(C)=O)C(=O)NCc2ccccc2)cc1
d. O=C(NCCCN1CCOCC1)C1CC(=O)N(C2CCCCC2)C1
e. CCCNC(=O)Cn1c(=O)/c(=C\c2ccc(-c3ccc([N+](=O)[O-])cc3)o2)s/c1=C\C(=O)C(C)(C)C
Answer: a. CCOC(=O)c1cnc(SCC(=O)c2ccccc2)nc1N
{#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#}
CCOC(=O)c1cnc(SCC(=O)c2ccccc2)nc1N
CCOC(=O)c1cnc(SCC(=O)c2ccccc2)nc1N
ethyl 4-amino-2-phenacylsulfanylpyrimidine-5-carboxylate