Problem statement: Answer the MCQ question.
Query: Which compound has a 0.525\% human ether-à-go-go related gene (hERG) inhibition at 1uM?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
[a] COc1ccc(-c2noc(CCC(=O)NC3CCN(Cc4ccccc4)CC3)n2)cc1
[b] CCOC(=O)N1CCN(c2c(N3CCN(c4ccccn4)CC3)c(=O)c2=O)CC1
Answer: b. CCOC(=O)N1CCN(c2c(N3CCN(c4ccccn4)CC3)c(=O)c2=O)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#}
CCOC(=O)N1CCN(c2c(N3CCN(c4ccccn4)CC3)c(=O)c2=O)CC1
CCOC(=O)N1CCN(c2c(N3CCN(c4ccccn4)CC3)c(=O)c2=O)CC1
[C][C][O][C][=Branch1][C][=O][N][C][C][N][Branch2][Ring1][S][C][=C][Branch2][Ring1][Ring1][N][C][C][N][Branch1][=Branch2][C][=C][C][=C][C][=N][Ring1][=Branch1][C][C][Ring1][N][C][=Branch1][C][=O][C][Ring1][P][=O][C][C][Ring2][Ring1][Branch2]
ethyl 4-[3,4-dioxo-2-(4-pyridin-2-ylpiperazin-1-yl)cyclobuten-1-yl]piperazine-1-carboxylate