Task: Answer the multiple-choice question.
Query: Which compound has a 17.304\% 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. Cc1ccccc1OCc1nnc(SCC(=O)Nc2ccc(N3CCOCC3)c(Cl)c2)n1C
b. CCCC(=O)OCC(=O)Nc1cc(C(C)(C)C)nn1-c1ccccc1
c. CCOC(=O)CNC(=O)C1Cc2ccccc2CN1S(=O)(=O)c1cccs1
d. CC(C)(C)C(=O)COC(=O)c1cc2ccccc2cc1O
e. O=C1Nc2ccccc2N2CCCC12
Answer: e. O=C1Nc2ccccc2N2CCCC12
{#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=C1Nc2ccccc2N2CCCC12
O=C1Nc2ccccc2N2CCCC12
2,3,3a,5-tetrahydro-1H-pyrrolo[1,2-a]quinoxalin-4-one