Task: Answer the multiple choice question.
Query: Which drug exhibits a 3.247\% human ether-à-go-go related gene (hERG) inhibition at 1uM?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
a COc1cccc(NC(=O)CSc2nnc3c(n2)[nH]c2ccc(C)cc23)c1
b CCOC(=O)CN(Cc1ccc(OC)c(OC)c1)S(=O)(=O)c1ccc(OC)cc1
Answer: b. CCOC(=O)CN(Cc1ccc(OC)c(OC)c1)S(=O)(=O)c1ccc(OC)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#}
CCOC(=O)CN(Cc1ccc(OC)c(OC)c1)S(=O)(=O)c1ccc(OC)cc1
CCOC(=O)CN(Cc1ccc(OC)c(OC)c1)S(=O)(=O)c1ccc(OC)cc1
ethyl2-[(4-methoxyphenyl)sulfonyl-[(4,5-dimethoxyphenyl)methyl]amino]acetate