Problem statement: Answer the multiple choice question.
Query: Which compound exhibits a 0.670\% 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(Cn1cc2c(n1)CCCCC2)N1CCc2ccccc2C1
b) CCOc1ccc(OCCCCN2CCCC2)cc1.O=C(O)C(=O)O
Answer: a. O=C(Cn1cc2c(n1)CCCCC2)N1CCc2ccccc2C1
{#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(Cn1cc2c(n1)CCCCC2)N1CCc2ccccc2C1
O=C(Cn1cc2c(n1)CCCCC2)N1CCc2ccccc2C1
1-(3,4-dihydro-1H-isoquinolin-2-yl)-2-(5,6,7,8-tetrahydro-4H-cyclohepta[c]pyrazol-2-yl)ethanone