Task: Answer the multiple-choice question.
Question: Which compound exhibits a 14.226\% human ether-à-go-go related gene (hERG) inhibition at 1uM?
Constraint: You must select none, one or more options from a, b, c, or d without using any other words.
Options:
a) O=C(O)c1ccccc1C(=O)Nc1ccc(Nc2ccc([N+](=O)[O-])cc2[N+](=O)[O-])cc1
b) COc1ccc(CN2CCNC(=O)C2CC(=O)N(C)CC2CCOCC2)c(F)c1
c) COc1ccc(NCc2nnc(SCC(=O)Nc3cc(C)cc(C)c3)o2)cc1
d) COc1cc(C2NC(=O)NC(C)=C2C(=O)OC(C)C)ccc1OC(=O)c1ccco1
Answer: a. O=C(O)c1ccccc1C(=O)Nc1ccc(Nc2ccc([N+](=O)[O-])cc2[N+](=O)[O-])cc1
{#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(O)c1ccccc1C(=O)Nc1ccc(Nc2ccc([N+](=O)[O-])cc2[N+](=O)[O-])cc1
O=C(O)c1ccccc1C(=O)Nc1ccc(Nc2ccc([N+](=O)[O-])cc2[N+](=O)[O-])cc1
2-[[4-(2,4-dinitroanilino)phenyl]carbamoyl]benzoic acid