Task: Answer the MCQ question.
Query: Which drug has a -4.726\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
a. CCOc1ccc(CNC(=O)CCC(=O)N2Cc3ccccc3Oc3ncccc32)cc1
b. O=C1CC(C(=O)Nc2ccc(O)c(C(=O)O)c2)C(c2ccccc2)O1
Answer: b. O=C1CC(C(=O)Nc2ccc(O)c(C(=O)O)c2)C(c2ccccc2)O1
{#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=C1CC(C(=O)Nc2ccc(O)c(C(=O)O)c2)C(c2ccccc2)O1
O=C1CC(C(=O)Nc2ccc(O)c(C(=O)O)c2)C(c2ccccc2)O1
2-hydroxy-5-[(5-oxo-2-phenyloxolane-3-carbonyl)amino]benzoic acid