Task: Answer the multiple choice question.
Query: Which drug exhibits a -5.026\% 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 Cc1nn(CC(=O)N2c3ccccc3NC(=O)C2(C)C)c(C)c1[N+](=O)[O-]
b CC(=O)c1c(N)n(C)c(=O)n(C)c1=O
c c1ncn(CCOCCOc2ccc3c(c2)CCC3)n1
d CN1CCN(C(=O)C2=C[C@@H](c3csc4ccccc34)C[C@@H](OCCCCO)O2)CC1
Answer: d. CN1CCN(C(=O)C2=C[C@@H](c3csc4ccccc34)C[C@@H](OCCCCO)O2)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(C(=O)C2=C[C@@H](c3csc4ccccc34)C[C@@H](OCCCCO)O2)CC1
CN1CCN(C(=O)C2=C[C@@H](c3csc4ccccc34)C[C@@H](OCCCCO)O2)CC1
[(2S,4S)-4-(1-benzothiophen-3-yl)-2-(4-hydroxybutoxy)-3,4-dihydro-2H-pyran-6-yl]-(4-methylpiperazin-1-yl)methanone