Problem statement: Answer the MCQ question.
Question: Which compound exhibits a 32.215\% 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 additional words.
Options:
a Cc1c(Cl)cccc1Nc1nc(N)nc(CSC(=S)N2CCOCC2)n1
b COc1ccccc1/C=C/C=N/NC(=O)c1cnccn1
Answer: b. COc1ccccc1/C=C/C=N/NC(=O)c1cnccn1
{#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#}
COc1ccccc1/C=C/C=N/NC(=O)c1cnccn1
COc1ccccc1/C=C/C=N/NC(=O)c1cnccn1
N-[(E)-[(E)-3-(2-methoxyphenyl)prop-2-enylidene]amino]pyrazine-2-carboxamide