Task: Answer the multiple choice question.
Query: Which drug has a 19.182\% 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 other words.
Options:
a) CC1CCCN(c2nc3nonc3nc2Nc2ccccc2F)C1
b) COc1cccc(C(=O)Nc2nnc(S(=O)(=O)N3CCCCC3)s2)c1
c) COCCN(C(=O)COC(=O)CCC1CCCC1)c1c(N)n(Cc2ccccc2)c(=O)[nH]c1=O
d) NS(=O)(=O)c1cccc(NC(=O)Cc2ccc(Cl)c(Cl)c2)c1
Answer: a. CC1CCCN(c2nc3nonc3nc2Nc2ccccc2F)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#}
CC1CCCN(c2nc3nonc3nc2Nc2ccccc2F)C1
CC1CCCN(c2nc3nonc3nc2Nc2ccccc2F)C1
N-(2-fluorophenyl)-5-(5-methylpiperidin-1-yl)-[1,2,5]oxadiazolo[3,4-b]pyrazin-6-amine