Task: Answer the multiple choice question.
Query: Which compound has a 4.901\% 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) COc1ccc(NC(=O)c2ccc([N+](=O)[O-])s2)c([N+](=O)[O-])c1
(b) Cc1ccc(CNC(=O)c2ccc3c(c2)NC(=O)CS3)cc1
Answer: b. Cc1ccc(CNC(=O)c2ccc3c(c2)NC(=O)CS3)cc1
{#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#}
Cc1ccc(CNC(=O)c2ccc3c(c2)NC(=O)CS3)cc1
Cc1ccc(CNC(=O)c2ccc3c(c2)NC(=O)CS3)cc1
N-[(4-methylphenyl)methyl]-3-oxo-4H-1,4-benzothiazine-6-carboxamide