Task: Answer the multiple-choice question.
Question: Which compound exhibits a 8.847\% 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 other words.
Options:
a. O=C(NCc1ccco1)C1CCN(C(=O)c2cc3sccc3n2Cc2ccc(F)cc2)CC1
b. CCCCn1c(=N)c(S(=O)(=O)c2ccc(Br)cc2)cc2c(=O)n3cccc(C)c3nc21
c. CC1CCN(CCCCOc2ccccc2Br)CC1
d. CCC1CN(C(=O)N2CCC(C(=O)NCCc3ccccc3)CC2)c2ccccc2O1
Answer: d. CCC1CN(C(=O)N2CCC(C(=O)NCCc3ccccc3)CC2)c2ccccc2O1
{#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#}
CCC1CN(C(=O)N2CCC(C(=O)NCCc3ccccc3)CC2)c2ccccc2O1
CCC1CN(C(=O)N2CCC(C(=O)NCCc3ccccc3)CC2)c2ccccc2O1
1-(2-ethyl-2,3-dihydro-1,4-benzoxazine-4-carbonyl)-N-(2-phenylethyl)piperidine-4-carboxamide