Problem statement: Answer the multiple choice question.
Question: Which drug has a 11.063\% 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. NC(=Nc1ccccc1)Nc1ccccc1
b. O=C(CSc1ccccn1)N1CCN(c2ccc(Cl)cc2)CC1
c. O=C(Cn1ccccc1=O)c1cccs1
Answer: a. NC(=Nc1ccccc1)Nc1ccccc1
{#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#}
NC(=Nc1ccccc1)Nc1ccccc1
NC(=Nc1ccccc1)Nc1ccccc1
1,2-diphenylguanidine