Task: Answer the multiple-choice question.
Query: Which compound exhibits a -1.611\% human ether-à-go-go related gene (hERG) inhibition at 1uM?
Constraint: You must select none, one or more options from a, b, or c without using any additional words.
Options:
a) CN1CCN(c2ccc(CNC(=O)c3ccc4c(c3)OCCO4)cc2)CC1
b) CC(C)c1cc(C(C)C)c(S(=O)(=O)NNC(=O)c2ccncc2)c(C(C)C)c1
c) O=C(CSc1nc2[nH]ncc2c(=O)[nH]1)NCc1ccccc1
Answer: a. CN1CCN(c2ccc(CNC(=O)c3ccc4c(c3)OCCO4)cc2)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#}
CN1CCN(c2ccc(CNC(=O)c3ccc4c(c3)OCCO4)cc2)CC1
CN1CCN(c2ccc(CNC(=O)c3ccc4c(c3)OCCO4)cc2)CC1
N-[[4-(4-methylpiperazin-1-yl)phenyl]methyl]-2,3-dihydro-1,4-benzodioxine-6-carboxamide