Problem statement: Answer the multiple choice question.
Question: Which drug exhibits a 13.565\% human ether-à-go-go related gene (hERG) inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
a. Cc1ccccc1-c1n[nH]c(=S)n1C
b. O=C(COC(=O)CCC1CCCC1)Nc1ccc(Cl)cn1
Answer: b. O=C(COC(=O)CCC1CCCC1)Nc1ccc(Cl)cn1
{#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(COC(=O)CCC1CCCC1)Nc1ccc(Cl)cn1
O=C(COC(=O)CCC1CCCC1)Nc1ccc(Cl)cn1
[2-[(5-chloropyridin-2-yl)amino]-2-oxoethyl]3-cyclopentylpropanoate