Task: Answer the multiple-choice question.
Question: Which compound exhibits a 1.983\% human ether-à-go-go related gene (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 FC(F)(F)c1ccccc1CN1CCN(C2CCCCCC2)CC1.O=C(O)C(=O)O
b COc1ccc(-c2cnc3nc(/N=C/N(C)C)nn3c2/N=C/N(C)C)cc1
c CC(C)(C)SCCNC(=O)Nc1ccccc1
d Cc1ccc(CC(=O)Nc2nc3c(s2)CCCC3)cc1
Answer: a. FC(F)(F)c1ccccc1CN1CCN(C2CCCCCC2)CC1.O=C(O)C(=O)O
{#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#}
FC(F)(F)c1ccccc1CN1CCN(C2CCCCCC2)CC1.O=C(O)C(=O)O
FC(F)(F)c1ccccc1CN1CCN(C2CCCCCC2)CC1.O=C(O)C(=O)O
1-cycloheptyl-4-[[2-(trifluoromethyl)phenyl]methyl]piperazine;oxalic acid