Task: Answer the multiple choice question.
Query: Which drug has a 4.222\% 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: Cc1nc(-c2ccc(S(=O)(=O)N3CCCCCC3)cc2)cs1
b: Cc1cc(NCc2ccccc2)n2ncc(-c3ccccc3)c2n1
Answer: b. Cc1cc(NCc2ccccc2)n2ncc(-c3ccccc3)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#}
N-benzyl-5-methyl-3-phenylpyrazolo[1,5-a]pyrimidin-7-amine