Task: Answer the multiple-choice question.
Query: Which drug has a -49.444\% 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.) O=C(c1ccccc1)c1ccc(C(=O)N2CCN(c3ccc(F)cc3)CC2)o1
b.) Cc1ccc(C)c(S(=O)(=O)N2CCN(CC(=O)NC(=O)NCc3ccco3)CC2)c1
c.) CCc1ccc(NC(=O)CSc2nc3nc(C)cc(C)n3n2)cc1
d.) Cc1cc(N2CCCCC2)n2ncc(-c3ccccc3)c2n1
Answer: a. O=C(c1ccccc1)c1ccc(C(=O)N2CCN(c3ccc(F)cc3)CC2)o1
{#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#}
[5-[4-(4-fluorophenyl)piperazine-1-carbonyl]furan-2-yl]-phenylmethanone