Task: Answer the MCQ question.
Question: Which drug exhibits a 2.678\% 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] CC(=O)Nc1cccc(Oc2nc(C(F)(F)F)nc3ccccc23)c1
[b] CCOC(=O)c1sc2ccc(S(=O)(=O)N3CCOCC3)cc2c1N
Answer: a. CC(=O)Nc1cccc(Oc2nc(C(F)(F)F)nc3ccccc23)c1
{#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#}
CC(=O)Nc1cccc(Oc2nc(C(F)(F)F)nc3ccccc23)c1
CC(=O)Nc1cccc(Oc2nc(C(F)(F)F)nc3ccccc23)c1
N-[3-[2-(trifluoromethyl)quinazolin-4-yl]oxyphenyl]acetamide