Task: Answer the multiple-choice question.
Query: Which drug exhibits a 3.700\% human ether-à-go-go related gene (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 Cc1cc(-c2nnc(CCC(=O)NC(C)c3ccccc3Cl)o2)no1
b COc1ccc(-c2csc3nc(C(C)(C)C)oc(=O)c23)cc1OC
Answer: b. COc1ccc(-c2csc3nc(C(C)(C)C)oc(=O)c23)cc1OC
{#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#}
COc1ccc(-c2csc3nc(C(C)(C)C)oc(=O)c23)cc1OC
COc1ccc(-c2csc3nc(C(C)(C)C)oc(=O)c23)cc1OC
2-tert-butyl-5-(3,4-dimethoxyphenyl)thieno[2,3-d][1,3]oxazin-4-one