Problem statement: Answer the multiple-choice question.
Question: Which compound exhibits a 13.415\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a, b, c, or d without using any additional words.
Options:
a. CCCC(=O)Oc1cccc(C2NC(=O)c3ccccc3O2)c1
b. CCOc1ccc(Cl)cc1S(=O)(=O)N1CCC(C(=O)NCC2CCCO2)CC1
c. COC(=O)c1ccccc1NC(=O)Nc1ccc(C)cn1
d. COc1ccc(CN2CCN(Cc3ccc4ccccc4c3)CC2)cc1OC.O=C(O)C(=O)O
Answer: a. CCCC(=O)Oc1cccc(C2NC(=O)c3ccccc3O2)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#}
CCCC(=O)Oc1cccc(C2NC(=O)c3ccccc3O2)c1
CCCC(=O)Oc1cccc(C2NC(=O)c3ccccc3O2)c1
[3-(4-oxo-2,3-dihydro-1,3-benzoxazin-2-yl)phenyl] butanoate