Task: Answer the MCQ question.
Query: Which compound has a 4.968\% 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. CN(C)C1=NC[C@H](Cc2ccccc2)N1CCCCc1ccccc1
b. COC(=O)c1cnc2c(c1C(=O)OC)c(=O)n(C)c(=O)n2C
Answer: b. COC(=O)c1cnc2c(c1C(=O)OC)c(=O)n(C)c(=O)n2C
{#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#}
COC(=O)c1cnc2c(c1C(=O)OC)c(=O)n(C)c(=O)n2C
COC(=O)c1cnc2c(c1C(=O)OC)c(=O)n(C)c(=O)n2C
dimethyl 1,3-dimethyl-2,4-dioxopyrido[2,3-d]pyrimidine-5,6-dicarboxylate