Problem statement: Answer the MCQ question.
Query: Which compound exhibits a -2.804\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a, b, c, d, or e without using any other words.
Options:
a COc1ccc(C2Nc3ccccc3C(=O)N2Cc2ccco2)cc1COc1ccc([N+](=O)[O-])cc1
b O=C(OCC(=O)N1CCN(c2ccccc2)CC1)c1ccc2ccccc2n1
c COCCNC(=O)CN(C(=O)CCC(=O)Nc1ccccn1)c1ccccc1F
d COc1ccc(C(=O)NCC(=O)N2CC=C(c3ccccc3)CC2)cc1OC
e CC(=O)c1cc(F)ccc1OCC(=O)N1CCN(c2ccc(F)cc2)CC1
Answer: b. O=C(OCC(=O)N1CCN(c2ccccc2)CC1)c1ccc2ccccc2n1
{#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(OCC(=O)N1CCN(c2ccccc2)CC1)c1ccc2ccccc2n1
O=C(OCC(=O)N1CCN(c2ccccc2)CC1)c1ccc2ccccc2n1
[2-oxo-2-(4-phenylpiperazin-1-yl)ethyl]quinoline-2-carboxylate