Task: Answer the multiple choice question.
Query: Which compound exhibits a 5.747\% hERG inhibition at 1uM?
Constraint: You must select none, one or more options from a, b, c, d, or e without using any additional words.
Options:
a.) Cc1ccc(-c2ccc(CCC(=O)O)n2Cc2ccco2)cc1
b.) CC(C(=O)NCCc1ccc(F)cc1)N1CCN(Cc2ccccc2)CC1
c.) Cc1ncoc1C(=O)Nc1ccc2c(c1)OCCO2
d.) CCOc1ccc2[nH]c3c(N4CCC5(CC4)OCCO5)ncnc3c2c1
e.) COC(=O)C(C)Sc1nnc(SC(C)C(=O)OC)s1
Answer: b. CC(C(=O)NCCc1ccc(F)cc1)N1CCN(Cc2ccccc2)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#}
2-(4-benzylpiperazin-1-yl)-N-[2-(4-fluorophenyl)ethyl]propanamide