Task: Answer the multiple choice question.
Query: Which compound has a 1.618\% human ether-à-go-go related gene (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. Cc1csc(NC(=O)CCc2c(C)nc3cc(-c4cccc(F)c4)nn3c2C)n1
b. Cc1ccnc(NCc2c(O)ccc3ccccc23)c1
c. Cc1cccc2cc(C#N)c(NCCNS(=O)(=O)c3ccc4c(c3)OCCO4)nc12
d. CC1CCCC(NC(=O)COC(=O)CCC2CCCC2)C1C
Answer: d. CC1CCCC(NC(=O)COC(=O)CCC2CCCC2)C1C
{#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#}
CC1CCCC(NC(=O)COC(=O)CCC2CCCC2)C1C
CC1CCCC(NC(=O)COC(=O)CCC2CCCC2)C1C
[2-[(2,3-dimethylcyclohexyl)amino]-2-oxoethyl] 3-cyclopentylpropanoate