Task: Answer the multiple-choice question.
Question: Which drug has a -0.597\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a, b, or c without using any additional words.
Options:
(a) CCOCCCNC(=O)C(NC(=O)CNC(=O)c1ccccc1)c1ccc(OC)cc1
(b) O=C(NCCN1CCOCC1)C(=O)NCC1OCCN1S(=O)(=O)c1cc(F)ccc1F
(c) COC(=O)Nc1cccn(Cc2c(Cl)cccc2Cl)c1=O
Answer: b. O=C(NCCN1CCOCC1)C(=O)NCC1OCCN1S(=O)(=O)c1cc(F)ccc1F
{#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#}
O=C(NCCN1CCOCC1)C(=O)NCC1OCCN1S(=O)(=O)c1cc(F)ccc1F
O=C(NCCN1CCOCC1)C(=O)NCC1OCCN1S(=O)(=O)c1cc(F)ccc1F
N'-[[3-(2,5-difluorophenyl)sulfonyl-1,3-oxazolidin-2-yl]methyl]-N-(2-morpholin-4-ylethyl)oxamide