Problem statement: Answer the multiple-choice question.
Question: Which drug exhibits a 18.152\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
a COc1ccc(Nc2nc(N3CCOCC3)nc(N3CCOCC3)n2)cc1
b O=C(N/N=C/c1ccccc1OC(F)F)NC1CCCCC1
Answer: b. O=C(N/N=C/c1ccccc1OC(F)F)NC1CCCCC1
{#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(N/N=C/c1ccccc1OC(F)F)NC1CCCCC1
O=C(N/N=C/c1ccccc1OC(F)F)NC1CCCCC1
1-cyclohexyl-3-[(E)-[2-(difluoromethoxy)phenyl]methylideneamino]urea