Task: Answer the multiple choice question.
Query: Which compound has a 6.216\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
a.) c1cncc(CN=C2Nc3ccccc3CS2)c1
b.) Cc1[nH]nc(-c2ccc(O)cc2O)c1-c1nc2ccccc2s1.O=C(O)C(=O)O
Answer: a. c1cncc(CN=C2Nc3ccccc3CS2)c1
{#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#}
c1cncc(CN=C2Nc3ccccc3CS2)c1
c1cncc(CN=C2Nc3ccccc3CS2)c1
N-(pyridin-3-ylmethyl)-1,4-dihydro-3,1-benzothiazin-2-imine