Problem statement: Answer the multiple choice question.
Question: Which drug exhibits a -8.395\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a, b, c, or d without using any other words.
Options:
[a] COC(=O)C1=C(c2ccc3ccccc3c2)C[C@@H]2CC[C@H]1N2C(=O)N1CCC(O)CC1
[b] CCOCC(=O)Nc1cc(C)on1
[c] CN(C)/C(=N\S(=O)(=O)c1ccccc1)c1ccc([N+](=O)[O-])cc1
[d] Cc1cc(S(=O)(=O)N(Cc2ccc(C(C)C)cc2)CC2CCCO2)ccc1-n1cnnn1
Answer: b. CCOCC(=O)Nc1cc(C)on1
{#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#}
CCOCC(=O)Nc1cc(C)on1
CCOCC(=O)Nc1cc(C)on1
2-ethoxy-N-(5-methyl-1,2-oxazol-3-yl)acetamide