Problem statement: Answer the multiple-choice question.
Question: Which drug has a -52.107\% hERG inhibition at 1uM?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
a) CC1CCC(NC(=O)CCS(=O)(=O)c2ccc3c(c2)NC(=O)C(C)S3)CC1
b) CCN(CC(=O)NCc1ccc(Cl)cc1)C(=O)/C=C/c1ccc(C#N)cc1
Answer: b. CCN(CC(=O)NCc1ccc(Cl)cc1)C(=O)/C=C/c1ccc(C#N)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#}
CCN(CC(=O)NCc1ccc(Cl)cc1)C(=O)/C=C/c1ccc(C#N)cc1
CCN(CC(=O)NCc1ccc(Cl)cc1)C(=O)/C=C/c1ccc(C#N)cc1
(E)-N-[2-[(4-chlorophenyl)methylamino]-2-oxoethyl]-3-(4-cyanophenyl)-N-ethylprop-2-enamide