Problem statement: Answer the MCQ question.
Query: Which compound exhibits a 12.669\% 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. COc1ccc(NC(=O)NN2CCN(C)CC2)cc1
b. C=CCNCc1cccn1-c1ccccc1.O=C(O)C(=O)O
Answer: b. C=CCNCc1cccn1-c1ccccc1.O=C(O)C(=O)O
{#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#}
C=CCNCc1cccn1-c1ccccc1.O=C(O)C(=O)O
C=CCNCc1cccn1-c1ccccc1.O=C(O)C(=O)O
oxalic acid;N-[(1-phenylpyrrol-2-yl)methyl]prop-2-en-1-amine