Task: Answer the multiple-choice question.
Question: Which drug exhibits a 1.158\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a, b, or c without using any other words.
Options:
[a] CCOC(=O)c1[nH]c(C)c(C(=O)N2CCN(c3ccc(F)cc3)CC2)c1C
[b] CN(C)CCCOc1ccc2c(c1)Sc1ccccc1CC2=O.Cl
[c] CS(=O)(=O)N(Cc1ccccc1)c1ccc(C(=O)NCc2ccccc2)cc1
Answer: a. CCOC(=O)c1[nH]c(C)c(C(=O)N2CCN(c3ccc(F)cc3)CC2)c1C
{#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#}
CCOC(=O)c1[nH]c(C)c(C(=O)N2CCN(c3ccc(F)cc3)CC2)c1C
CCOC(=O)c1[nH]c(C)c(C(=O)N2CCN(c3ccc(F)cc3)CC2)c1C
ethyl 4-[4-(4-fluorophenyl)piperazine-1-carbonyl]-3,5-dimethyl-1H-pyrrole-2-carboxylate