Task: Answer the MCQ question.
Query: Which compound exhibits a 18.683\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
a. C=CCNc1nc2ccccc2nc1NS(=O)(=O)c1cccc(C)c1
b. CCOc1ccc(-c2c(=O)n(OCc3ccccn3)c3ccccc3[n+]2[O-])cc1
Answer: a. C=CCNc1nc2ccccc2nc1NS(=O)(=O)c1cccc(C)c1
{#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#}
C=CCNc1nc2ccccc2nc1NS(=O)(=O)c1cccc(C)c1
C=CCNc1nc2ccccc2nc1NS(=O)(=O)c1cccc(C)c1
3-methyl-N-[3-(prop-2-enylamino)quinoxalin-2-yl]benzenesulfonamide