Task: Answer the multiple-choice question.
Query: Which compound exhibits a 13.314\% 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) Cc1ccc(C)c(S(=O)(=O)Nc2cc3c4c(c2)CC(=O)N4CCC3)c1
(b) NC(=NCCc1ccccc1)NS(=O)(=O)c1ccccc1
Answer: b. NC(=NCCc1ccccc1)NS(=O)(=O)c1ccccc1
{#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#}
NC(=NCCc1ccccc1)NS(=O)(=O)c1ccccc1
NC(=NCCc1ccccc1)NS(=O)(=O)c1ccccc1
1-(benzenesulfonyl)-2-(2-phenylethyl)guanidine