Task: Answer the MCQ question.
Query: Which compound has a 1.773\% hERG inhibition at 1uM?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
[a] O=C(Nc1cc(C(F)(F)F)ccc1N1CCOCC1)c1n[nH]c(=O)c2ccccc12
[b] CC1(c2nnc(Cc3ccccc3)o2)CC(c2ccc(OC(F)(F)F)cc2)=NO1
Answer: a. O=C(Nc1cc(C(F)(F)F)ccc1N1CCOCC1)c1n[nH]c(=O)c2ccccc12
{#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(Nc1cc(C(F)(F)F)ccc1N1CCOCC1)c1n[nH]c(=O)c2ccccc12
O=C(Nc1cc(C(F)(F)F)ccc1N1CCOCC1)c1n[nH]c(=O)c2ccccc12
N-[2-morpholin-4-yl-5-(trifluoromethyl)phenyl]-4-oxo-3H-phthalazine-1-carboxamide