Problem statement: Answer the multiple choice question.
Query: Which compound has a -2.686\% 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) O=C(NCc1cccs1)c1cnc2sccn2c1=O
b) CN1CCN(C(=O)CCN2C(=O)S/C(=C/c3ccc(Cl)cc3)C2=O)CC1
Answer: a. O=C(NCc1cccs1)c1cnc2sccn2c1=O
{#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(NCc1cccs1)c1cnc2sccn2c1=O
O=C(NCc1cccs1)c1cnc2sccn2c1=O
5-oxo-N-(thiophen-2-ylmethyl)-[1,3]thiazolo[3,2-a]pyrimidine-6-carboxamide