Task: Answer the MCQ question.
Query: Which compound has a -8.482\% 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 O=C(COC(=O)c1cc([N+](=O)[O-])ccc1N1CCOCC1)c1ccccc1
b CCc1nnc(NC(=O)CSc2nnc(-c3ccco3)o2)s1
c Cc1ccc2c(CC(=O)N3CCOCC3)coc2c1
d NC(=O)Cn1c(=O)n(CCc2ccccc2)c(=O)c2c3c(sc21)CCCC3
Answer: a. O=C(COC(=O)c1cc([N+](=O)[O-])ccc1N1CCOCC1)c1ccccc1
{#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(COC(=O)c1cc([N+](=O)[O-])ccc1N1CCOCC1)c1ccccc1
O=C(COC(=O)c1cc([N+](=O)[O-])ccc1N1CCOCC1)c1ccccc1
phenacyl 2-morpholin-4-yl-5-nitrobenzoate