Problem statement: Answer the multiple choice question.
Query: Which compound exhibits a 20.171\% hERG inhibition at 1uM?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
a.) CCSc1nnc(NC(=O)Cc2cc(OC)c(OC)c(OC)c2)s1
b.) CCNc1nc(C)c2cc(Br)c(=O)n(CC)c2n1
Answer: b. CCNc1nc(C)c2cc(Br)c(=O)n(CC)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#}
CCNc1nc(C)c2cc(Br)c(=O)n(CC)c2n1
CCNc1nc(C)c2cc(Br)c(=O)n(CC)c2n1
6-bromo-8-ethyl-2-(ethylamino)-4-methylpyrido[2,3-d]pyrimidin-7-one