Problem statement: Answer the multiple choice question.
Question: Which drug exhibits a -2.253% 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.) COC(=O)c1cc(=O)n(CCc2ccccc2F)c(=Nc2ccc(F)c(Cl)c2)s1
b.) CCOC(=O)c1c(N)sc2c1C1CCN2CC1.Cl
c.) CCCCn1nc(C(=O)N[C@@H](CCSC)c2nc3ccccc3[nH]2)c2ccccc2c1=O
d.) COc1cccc(C2=CC(c3ccc(N(C)C)cc3)n3ncnc3N2)c1
Answer: b. CCOC(=O)c1c(N)sc2c1C1CCN2CC1.Cl
{#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)c1c(N)sc2c1C1CCN2CC1.Cl
CCOC(=O)c1c(N)sc2c1C1CCN2CC1.Cl
ethyl 4-amino-3-thia-1-azatricyclo[5.2.2.02,6]undeca-2(6),4-diene-5-carboxylate;hydrochloride