Task: Answer the multiple-choice question.
Question: Which drug has a 15.237\% 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. CC(=O)C(=Cc1ccc(O)cc1)C(C)=O
b. O=C(Oc1ccc(N(C(=O)c2ccncc2)S(=O)(=O)c2ccc(Cl)cc2)cc1)c1ccncc1
c. CCCN(CCC)C(=O)CC(c1ccc(F)cc1)c1ccco1
d. CCOC(=O)c1cc2c(=O)n3cccc(C)c3nc2n(CCCOC)c1=NC(=O)c1cccnc1
Answer: a. CC(=O)C(=Cc1ccc(O)cc1)C(C)=O
{#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#}
3-[(4-hydroxycyclohexa-1,3,5-trien-1-yl)methylidene]pentane-2,4-dione