Task: Answer the MCQ question.
Question: Which drug exhibits a 16.464\% 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 additional words.
Options:
a: CCN(CC)C(=O)c1sc2nc(-c3ccncc3)[nH]c(=O)c2c1C
b: O=C(Nc1nc2cc3c(cc2s1)OCCO3)c1cccs1
c: CC(CC(=O)O)Nc1ccccc1O
d: CC(=O)NC(CCS(C)(=O)=O)C(=O)Nc1cc(C)ccc1C
Answer: c. CC(CC(=O)O)Nc1ccccc1O
{#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#}
CC(CC(=O)O)Nc1ccccc1O
CC(CC(=O)O)Nc1ccccc1O
3-(2-hydroxyanilino)butanoicacid