Problem statement: Answer the MCQ question.
Question: Which compound exhibits a 3.841\% human ether-à-go-go related gene (hERG) inhibition at 1uM?
Constraint: You must select none, one or more options from a, b, c, d, or e without using any other words.
Options:
(a) c1ccc2c(c1)OCCOCCOCCOCCOCCOc1ccccc1OCCOCCOCCO2
(b) CCOc1cc(C(=O)OCc2ccc([N+](=O)[O-])cc2)ccc1OCC(=O)N1CCOCC1
(c) CSc1ccc(CN2CCCCCC2)cc1
(d) COc1cc2[nH]c(=O)n(Cc3ccc(C(=O)N4CCC(N5CCCCC5)CC4)cc3)c(=O)c2cc1OC
(e) COc1ccccc1N(Cc1cc(=O)[nH]c2ccccc12)C(=O)C(C)C
Answer: b. CCOc1cc(C(=O)OCc2ccc([N+](=O)[O-])cc2)ccc1OCC(=O)N1CCOCC1
{#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#}
CCOc1cc(C(=O)OCc2ccc([N+](=O)[O-])cc2)ccc1OCC(=O)N1CCOCC1
CCOc1cc(C(=O)OCc2ccc([N+](=O)[O-])cc2)ccc1OCC(=O)N1CCOCC1
(4-nitrophenyl)methyl 3-ethoxy-4-(2-morpholin-4-yl-2-oxoethoxy)benzoate