Task: Answer the MCQ question.
Query: Which drug has a -4.133\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
a O=C(Cn1nnc(-c2ccc(CN3CCOCC3)cc2)n1)NC1CCCCC1
b COc1ccccc1N1CCN(CCCCOc2ccc(C)cc2C)CC1.O=C(O)C(=O)O
Answer: b. COc1ccccc1N1CCN(CCCCOc2ccc(C)cc2C)CC1.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#}
COc1ccccc1N1CCN(CCCCOc2ccc(C)cc2C)CC1.O=C(O)C(=O)O
COc1ccccc1N1CCN(CCCCOc2ccc(C)cc2C)CC1.O=C(O)C(=O)O
1-[4-(2,4-dimethylphenoxy)butyl]-4-(2-methoxyphenyl)piperazine;oxalic acid