Task: Answer the multiple-choice question.
Question: Which compound exhibits a -9.419\% human ether-à-go-go related gene (hERG) inhibition at 1uM?
Constraint: You must select none, one or more options from a, b, c, or d without using any additional words.
Options:
a. C=CCCC(=O)Nc1ccc(COC(=O)N2CCOCC2)cc1
b. CCCCOc1ccc(C2C(=O)N(C3CCCCC3)CC(=O)N2CC2CCCO2)cc1
c. CCc1ccc(CNC(=O)CN2C(=O)COc3ccccc32)cc1
d. O=c1[nH]nc(Cc2ccccn2)c2ccccc12
Answer: b. CCCCOc1ccc(C2C(=O)N(C3CCCCC3)CC(=O)N2CC2CCCO2)cc1
{#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-butoxyphenyl)-1-cyclohexyl-4-(oxolan-2-ylmethyl)piperazine-2,5-dione