Task: Answer the multiple choice question.
Query: Which compound exhibits a 21.614\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a, b, or c without using any other words.
Options:
a. O=C(CN1CCN(Cc2ccc(F)cc2Cl)C1=O)NCc1cccs1
b. COCC(=O)Nc1ccc(S(=O)(=O)Nc2ccccn2)cc1
c. COc1ccc(CCNC(=O)C2CCN(S(=O)(=O)c3ccc(-n4cnnn4)cc3)CC2)cc1OC
Answer: b. COCC(=O)Nc1ccc(S(=O)(=O)Nc2ccccn2)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#}
COCC(=O)Nc1ccc(S(=O)(=O)Nc2ccccn2)cc1
COCC(=O)Nc1ccc(S(=O)(=O)Nc2ccccn2)cc1
2-methoxy-N-[4-(pyridin-2-ylsulfamoyl)phenyl]acetamide