Task: Answer the multiple-choice question.
Question: Which drug exhibits a 14.493\% 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 other words.
Options:
a.) COc1ccc(-c2noc(CN(C(=O)C(C)(C)C)C(C)C)n2)cc1
b.) CSc1ncc2ncn(C3OC(CO)C(O)C3O)c2n1
Answer: b. CSc1ncc2ncn(C3OC(CO)C(O)C3O)c2n1
{#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#}
CSc1ncc2ncn(C3OC(CO)C(O)C3O)c2n1
CSc1ncc2ncn(C3OC(CO)C(O)C3O)c2n1
2-(hydroxymethyl)-5-(2-methylsulfanylpurin-9-yl)oxolane-3,4-diol