Task: Answer the multiple choice question.
Query: Which drug exhibits a -11.184\% hERG inhibition at 1uM?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
a CSc1nnc2c3ccccc3n(CCc3ccccc3)c2n1
b N/C(=N\OC(=O)c1cccc2ccccc12)c1ccc(Br)cc1
Answer: a. CSc1nnc2c3ccccc3n(CCc3ccccc3)c2n1
{#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#}
CSc1nnc2c3ccccc3n(CCc3ccccc3)c2n1
CSc1nnc2c3ccccc3n(CCc3ccccc3)c2n1
3-methylsulfanyl-5-(2-phenylethyl)-[1,2,4]triazino[5,6-b]indole