Task: Answer the multiple choice question.
Query: Which compound exhibits a -1.011\% human ether-à-go-go related gene (hERG) inhibition at 1uM?
Constraint: You must select none, one or more options from a, b, or c without using any other words.
Options:
[a] COc1ccc(CCNc2cc(=O)[nH]c(N)n2)cc1
[b] CSCCC1NC(=S)N(Cc2ccccc2)C1=O
[c] Fc1cccc(Nc2cc(-n3cccn3)ncn2)c1
Answer: a. COc1ccc(CCNc2cc(=O)[nH]c(N)n2)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#}
COc1ccc(CCNc2cc(=O)[nH]c(N)n2)cc1
COc1ccc(CCNc2cc(=O)[nH]c(N)n2)cc1
2-amino-4-[2-(4-methoxyphenyl)ethylamino]-1H-pyrimidin-6-one