Problem statement: Answer the multiple-choice question.
Query: Which drug exhibits a 5.642\% 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 COC(=O)c1ccccc1NC(=O)c1cc2n(n1)C(C(F)F)CC(C(F)F)N2
b Cc1cccc(Cn2c(N3CCN(c4ccccc4)CC3)nc3c2c(=O)n(C)c(=O)n3C)c1
c O=C1CCC(=O)N1c1ccc(NCCc2ccccc2F)c([N+](=O)[O-])c1
Answer: c. O=C1CCC(=O)N1c1ccc(NCCc2ccccc2F)c([N+](=O)[O-])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#}
O=C1CCC(=O)N1c1ccc(NCCc2ccccc2F)c([N+](=O)[O-])c1
O=C1CCC(=O)N1c1ccc(NCCc2ccccc2F)c([N+](=O)[O-])c1
1-[4-[2-(2-fluorophenyl)ethylamino]-3-nitrophenyl]pyrrolidine-2,5-dione