Problem statement: Answer the multiple choice question.
Question: Which compound exhibits a 8.512\% 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: O=C(Cc1ccccc1Cl)N1CCOCC1
b: CSc1nnc(C(C)c2ncc(C(F)(F)F)cc2Cl)n1C
Answer: a. O=C(Cc1ccccc1Cl)N1CCOCC1
{#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(Cc1ccccc1Cl)N1CCOCC1
O=C(Cc1ccccc1Cl)N1CCOCC1
2-(2-chlorophenyl)-1-morpholin-4-ylethanone