Problem statement: Answer the multiple choice question.
Question: Which drug has a 8.475\% 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) CNC(=O)CSc1nnnn1-c1ccc2c(c1)OCCO2
(b) CCOC(=O)C1CCN(C(=O)C2CCN(S(=O)(=O)c3ccc4ccccc4c3)CC2)CC1
Answer: a. CNC(=O)CSc1nnnn1-c1ccc2c(c1)OCCO2
{#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#}
CNC(=O)CSc1nnnn1-c1ccc2c(c1)OCCO2
CNC(=O)CSc1nnnn1-c1ccc2c(c1)OCCO2
2-[1-(2,3-dihydro-1,4-benzodioxin-6-yl)tetrazol-5-yl]sulfanyl-N-methylacetamide