Problem statement: Answer the MCQ question.
Question: Which compound exhibits a 12.501\% 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] COC(=O)c1ccccc1OCC(=O)NC1CCCCC1
[b] CC(C)(C)c1ccc(C(=O)NCC(=O)OCc2ccc([N+](=O)[O-])cc2)cc1
[c] COc1cc([N+](=O)[O-])ccc1NC(=O)/C=C/C(=O)O
[d] CCc1ccc2[nH]c(=O)c(C(c3nnnn3Cc3ccco3)N3CCC(C)CC3)cc2c1
Answer: c. COc1cc([N+](=O)[O-])ccc1NC(=O)/C=C/C(=O)O
{#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#}
COc1cc([N+](=O)[O-])ccc1NC(=O)/C=C/C(=O)O
COc1cc([N+](=O)[O-])ccc1NC(=O)/C=C/C(=O)O
[C][O][C][=C][C][Branch1][=Branch1][N+1][=Branch1][C][=O][O-1][=C][C][=C][Ring1][=Branch2][N][C][=Branch1][C][=O][/C][=C][/C][=Branch1][C][=O][O]
(E)-4-(2-methoxy-4-nitroanilino)-4-oxobut-2-enoic acid