Task: Answer the multiple-choice question.
Question: Which compound has a 19.733\% 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 CC1CC(C)CN(C(=O)c2ccc(CNc3c(N4CCCC4)c(=O)c3=O)cc2)C1
b Cc1nn(Cc2ccccc2)c(C)c1C(=O)Nc1ccc(N2CCOCC2)cc1
c COc1cccc(CN2CCN(Cc3ccc4c(c3)OCCO4)CC2CCO)c1
d CCOC(=O)CCCNC(=O)COC(=O)c1cccc(F)c1
Answer: a. CC1CC(C)CN(C(=O)c2ccc(CNc3c(N4CCCC4)c(=O)c3=O)cc2)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#}
CC1CC(C)CN(C(=O)c2ccc(CNc3c(N4CCCC4)c(=O)c3=O)cc2)C1
CC1CC(C)CN(C(=O)c2ccc(CNc3c(N4CCCC4)c(=O)c3=O)cc2)C1
3-[[4-(3,5-dimethylpiperidine-1-carbonyl)phenyl]methylamino]-4-pyrrolidin-1-ylcyclobut-3-ene-1,2-dione