Task: Answer the multiple choice question.
Question: Which compound exhibits a 1.780\% hERG inhibition at 1uM?
Constraint: You must select none, one or more options from a, b, c, or d without using any other words.
Options:
a CC(=O)NC(Cc1ccc(F)cc1)C(=O)N1CCN(C(=O)NCc2ccccc2)CC1
b CCCCOC(=O)Cn1cnc2ccc(Br)cc2c1=O
c Cc1ccc(COc2ccsc2-c2n[nH]c(=S)n2C)cc1
d COc1ccc(CCNC(=O)CCS(=O)(=O)c2ccc3nc(C)sc3c2)cc1OC
Answer: a. CC(=O)NC(Cc1ccc(F)cc1)C(=O)N1CCN(C(=O)NCc2ccccc2)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#}
CC(=O)NC(Cc1ccc(F)cc1)C(=O)N1CCN(C(=O)NCc2ccccc2)CC1
CC(=O)NC(Cc1ccc(F)cc1)C(=O)N1CCN(C(=O)NCc2ccccc2)CC1
4-[2-acetamido-3-(4-fluorophenyl)propanoyl]-N-benzylpiperazine-1-carboxamide