Task: Answer the multiple choice question.
Question: Which compound has a -1.855\% 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. Cc1ccc(CNC(=O)CC2C(=O)Nc3c2c(=O)n(C)c(=O)n3Cc2ccccc2)cc1
b. CC(=O)COc1cc2c(-c3cc4ccccc4o3)cc(=O)oc2cc1C
Answer: a. Cc1ccc(CNC(=O)CC2C(=O)Nc3c2c(=O)n(C)c(=O)n3Cc2ccccc2)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#}
Cc1ccc(CNC(=O)CC2C(=O)Nc3c2c(=O)n(C)c(=O)n3Cc2ccccc2)cc1
Cc1ccc(CNC(=O)CC2C(=O)Nc3c2c(=O)n(C)c(=O)n3Cc2ccccc2)cc1
2-(1-benzyl-3-methyl-2,4,6-trioxo-5,7-dihydropyrrolo[2,3-d]pyrimidin-5-yl)-N-[(4-methylphenyl)methyl]acetamide