Problem statement: Answer the multiple-choice question.
Question: Which compound exhibits a 6.979\% 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: O=C(NC1CCCC1)c1c(O)nc2sccn2c1=O
b: CCn1c(C(=O)N2CCC(C(=O)N3CCC4(CC3)OCCO4)CC2)cc2sccc21
Answer: a. O=C(NC1CCCC1)c1c(O)nc2sccn2c1=O
{#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#}
O=C(NC1CCCC1)c1c(O)nc2sccn2c1=O
O=C(NC1CCCC1)c1c(O)nc2sccn2c1=O
N-cyclopentyl-7-hydroxy-5-oxo-[1,3]thiazolo[3,2-a]pyrimidine-6-carboxamide