Problem statement: Answer the multiple-choice question.
Question: Which drug exhibits a -4.723\% hERG inhibition at 1uM?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
a: O=C(CN1CCCC1)Nc1ccc(F)c(Cl)c1.O=C(O)C(=O)O
b: O=C(NCC(=O)N1CCN(Cc2ccccc2)CC1)c1ccc(Cl)cc1
Answer: b. O=C(NCC(=O)N1CCN(Cc2ccccc2)CC1)c1ccc(Cl)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#}
O=C(NCC(=O)N1CCN(Cc2ccccc2)CC1)c1ccc(Cl)cc1
O=C(NCC(=O)N1CCN(Cc2ccccc2)CC1)c1ccc(Cl)cc1
N-[2-(4-benzylpiperazin-1-yl)-2-oxoethyl]-4-chlorobenzamide