Task: Answer the multiple choice question.
Query: Which drug has a -12.768% hERG inhibition at a concentration of 10uM?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
(a) COc1cccc(C(=O)NCCS(=O)(=O)NCc2cccnc2)c1
(b) O=[N+]([O-])c1ccccc1CN1CC=C(c2ccc(F)cc2)CC1
Answer: b. O=[N+]([O-])c1ccccc1CN1CC=C(c2ccc(F)cc2)CC1
{#Task|Problem statement!}: Answer the {#multiple choice|multiple-choice|MCQ!} question.
{#Question|Query!}: Which {#compound|drug!} {#has|exhibits!} a {herg_central_at_10uM#}{herg_central_at_10uM__units} {herg_central_at_10uM__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_10uM%}
Answer: {%multiple_choice_result}. {SMILES#}
O=[N+]([O-])c1ccccc1CN1CC=C(c2ccc(F)cc2)CC1
O=[N+]([O-])c1ccccc1CN1CC=C(c2ccc(F)cc2)CC1
4-(4-fluorophenyl)-1-[(2-nitrophenyl)methyl]-3,6-dihydro-2H-pyridine