Task: Answer the MCQ question.
Query: Which drug has a 6.421\% 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(COc1ncnc2ccccc12)Nc1cc(S(=O)(=O)N2CCOCC2)ccc1Cl
b. COc1ccccc1OCCC(=O)NCc1ccc2c(c1)OCO2
Answer: b. COc1ccccc1OCCC(=O)NCc1ccc2c(c1)OCO2
{#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#}
COc1ccccc1OCCC(=O)NCc1ccc2c(c1)OCO2
COc1ccccc1OCCC(=O)NCc1ccc2c(c1)OCO2
N-(1,3-benzodioxol-5-ylmethyl)-3-(2-methoxyphenoxy)propanamide