Problem statement: Answer the multiple choice question.
Question: Which drug has a -3.212\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a, b, c, or d without using any other words.
Options:
a Nc1ccc(C#Cc2ccccc2)cc1
b CS(=O)(=O)Nc1ccccc1C(=O)Nc1cccc(Cl)c1
c CCOC(=O)CSc1nc(COc2ccccc2)nc2ccccc12
d COCCNCCOc1ccc(C(C)(C)c2ccccc2)cc1.O=C(O)C(=O)O
Answer: a. Nc1ccc(C#Cc2ccccc2)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#}
Nc1ccc(C#Cc2ccccc2)cc1
Nc1ccc(C#Cc2ccccc2)cc1
4-(2-phenylethynyl)aniline