Problem statement: Answer the multiple choice question.
Query: Which compound exhibits a -2.785\% 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 CCOc1ccc(NC(=O)CNC(=O)c2ccc(OC)c(OC)c2)cc1
b CCN(CC(=O)NCc1cccs1)S(=O)(=O)c1ccc(C(C)C)cc1
Answer: b. CCN(CC(=O)NCc1cccs1)S(=O)(=O)c1ccc(C(C)C)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#}
CCN(CC(=O)NCc1cccs1)S(=O)(=O)c1ccc(C(C)C)cc1
CCN(CC(=O)NCc1cccs1)S(=O)(=O)c1ccc(C(C)C)cc1
2-[ethyl-(4-propan-2-ylphenyl)sulfonylamino]-N-(thiophen-2-ylmethyl)acetamide