Problem statement: Answer the multiple-choice question.
Query: Which drug has a -4.787\% 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 other words.
Options:
(a) CCOC(=O)C1CCN(c2c(NCc3ccc(C(=O)NCCOC)cc3)c(=O)c2=O)CC1
(b) O=C(/C=C/c1cccc([N+](=O)[O-])c1)Nc1ccccc1N1CCOCC1
(c) COC(=O)Cc1c(C)nc2nc(-c3cccnc3)[nH]n2c1=O
Answer: b. O=C(/C=C/c1cccc([N+](=O)[O-])c1)Nc1ccccc1N1CCOCC1
{#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#}
O=C(/C=C/c1cccc([N+](=O)[O-])c1)Nc1ccccc1N1CCOCC1
O=C(/C=C/c1cccc([N+](=O)[O-])c1)Nc1ccccc1N1CCOCC1
(E)-N-(2-morpholin-4-ylphenyl)-3-(3-nitrophenyl)prop-2-enamide