Problem statement: Answer the multiple choice question.
Query: Which compound exhibits a 1.874\% hERG inhibition at 1uM?
Constraint: You must select none, one or more options from a, b, or c without using any additional words.
Options:
a. O=C1CCN(Cc2ccccc2)C(=O)N1c1ccccc1
b. O=c1[nH]nc(CNc2ccc(C(F)(F)F)cc2)c2ccccc12
c. CC(=O)N1N=C(c2ccccc2)CC1c1cn(C)c2ccccc12
Answer: b. O=c1[nH]nc(CNc2ccc(C(F)(F)F)cc2)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=c1[nH]nc(CNc2ccc(C(F)(F)F)cc2)c2ccccc12
O=c1[nH]nc(CNc2ccc(C(F)(F)F)cc2)c2ccccc12
4-[[4-(trifluoromethyl)anilino]methyl]-2H-phthalazin-1-one