Problem statement: Answer the multiple-choice question.
Query: Which compound has a 9.210\% hERG inhibition at 1uM?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
a) O=C(Oc1coc(CSc2ncccn2)cc1=O)c1cccs1
b) CC(=O)N1CCc2cc(S(=O)(=O)CCC(=O)N3CCN(c4ccccc4)CC3)ccc21
Answer: a. O=C(Oc1coc(CSc2ncccn2)cc1=O)c1cccs1
{#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#}
O=C(Oc1coc(CSc2ncccn2)cc1=O)c1cccs1
O=C(Oc1coc(CSc2ncccn2)cc1=O)c1cccs1
[4-oxo-6-(pyrimidin-2-ylsulfanylmethyl)pyran-3-yl]thiophene-2-carboxylate