Task: Answer the multiple-choice question.
Question: Which drug has a 3.721\% 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: O=C(Cn1cnc2c(nnn2-c2cccc(Cl)c2)c1=O)N1CCCC1
b: O=C(NC1CCCCC1)[C@H](O)[C@@H](O)C(=O)NC1CCCCC1
Answer: a. O=C(Cn1cnc2c(nnn2-c2cccc(Cl)c2)c1=O)N1CCCC1
{#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#}
O=C(Cn1cnc2c(nnn2-c2cccc(Cl)c2)c1=O)N1CCCC1
O=C(Cn1cnc2c(nnn2-c2cccc(Cl)c2)c1=O)N1CCCC1
3-(3-chlorophenyl)-6-(2-oxo-2-pyrrolidin-1-ylethyl)triazolo[4,5-d]pyrimidin-7-one