Problem statement: Answer the multiple-choice question.
Question: Which compound exhibits a 6.349\% hERG inhibition at 1uM?
Constraint: You must select none, one or more options from a, b, c, or d without using any additional words.
Options:
(a) COC(=O)C1(C)NC(c2ccc(O)cc2)C2C(=O)N(c3ccc(F)cc3)C(=O)C21
(b) O=C(CCc1nc2ccccc2[nH]1)Nc1ccc2c(c1)OCCO2
(c) COc1ccc(C(=O)NCCc2c[nH]c3ccc(OC)cc23)cc1
(d) CCOC(=O)N1CCN(Cc2ccccc2Cl)CC1
Answer: d. CCOC(=O)N1CCN(Cc2ccccc2Cl)CC1
{#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)N1CCN(Cc2ccccc2Cl)CC1
CCOC(=O)N1CCN(Cc2ccccc2Cl)CC1
ethyl4-[(2-chlorophenyl)methyl]piperazine-1-carboxylate