Task: Answer the multiple choice question.
Question: Which drug exhibits a 2.048\% hERG inhibition at 1uM?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
a. COc1ccccc1NC(=O)N(Cc1ccc2c(c1)OCO2)Cc1nc2ccccc2c(=O)[nH]1
b. CCOc1ccc(CCNC(=O)COC(=O)COc2ccc(Br)cc2)cc1OCC
Answer: a. COc1ccccc1NC(=O)N(Cc1ccc2c(c1)OCO2)Cc1nc2ccccc2c(=O)[nH]1
{#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#}
COc1ccccc1NC(=O)N(Cc1ccc2c(c1)OCO2)Cc1nc2ccccc2c(=O)[nH]1
COc1ccccc1NC(=O)N(Cc1ccc2c(c1)OCO2)Cc1nc2ccccc2c(=O)[nH]1
1-(1,3-benzodioxol-5-ylmethyl)-3-(2-methoxyphenyl)-1-[(4-oxo-3H-quinazolin-2-yl)methyl]urea