Task: Answer the MCQ question.
Query: Which compound has a 1.987\% 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.) CS(=O)(=O)Nc1ccc(C(=O)Nc2ccc3c(c2)OCO3)cc1
b.) Cc1nnc(NC(=O)COc2ccc3c(C)cc(=O)oc3c2)s1
c.) NS(=O)(=O)c1ccc(NNC(=O)c2sccc2Cl)cc1
Answer: c. NS(=O)(=O)c1ccc(NNC(=O)c2sccc2Cl)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#}
NS(=O)(=O)c1ccc(NNC(=O)c2sccc2Cl)cc1
NS(=O)(=O)c1ccc(NNC(=O)c2sccc2Cl)cc1
4-[2-(3-chlorothiophene-2-carbonyl)hydrazinyl]benzenesulfonamide