Task: Answer the multiple choice question.
Query: Which drug has a -0.743\% 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 CCOC(=O)c1ccc(NC(=O)CSc2nnc(Cc3cccs3)n2C)cc1
b CSC1=N/C(=C\c2ccc(C)cc2)C(=O)S1
Answer: b. CSC1=N/C(=C\c2ccc(C)cc2)C(=O)S1
{#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#}
(4Z)-4-[(4-methylphenyl)methylidene]-2-methylsulfanyl-1,3-thiazol-5-one