Problem statement: Answer the multiple choice question.
Question: Which compound has a -3.661% human ether-à-go-go related gene (hERG) inhibition at a concentration of 10uM?
Constraint: You must select none, one or more options from a, b, c, or d without using any additional words.
Options:
a.) CCOC(=O)c1cc(C#N)c(N)nc1C
b.) CN1C(=O)C2(C(C#N)=C(N)Oc3n[nH]c(-c4ccc(Cl)cc4)c32)c2ccccc21
c.) COCCn1nnnc1C(c1ccccn1)N1CCN(c2cccc(C)c2C)CC1
d.) COc1ccccc1/C=[N+](\[O-])C1SC(=S)N(C)C1(C)C
Answer: a. CCOC(=O)c1cc(C#N)c(N)nc1C
{#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)c1cc(C#N)c(N)nc1C
CCOC(=O)c1cc(C#N)c(N)nc1C
ethyl 6-amino-5-cyano-2-methylpyridine-3-carboxylate