Problem statement: Answer the multiple-choice question.
Query: Which compound exhibits a 4.851\% 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 Cc1ccc(NC2=NCCCS2)c(C)c1C
b CC1(C)Cc2nc3oc4c(=O)n(CC(=O)Nc5ccccc5)cnc4c3cc2CO1
c COc1ccccc1N1CCN(C(=O)C2CCN(C(=O)c3cccc(Cl)c3)CC2)CC1
d COc1ccc([N+](=O)[O-])cc1NC(=O)Cc1noc2ccccc12
Answer: a. Cc1ccc(NC2=NCCCS2)c(C)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#}
Cc1ccc(NC2=NCCCS2)c(C)c1C
Cc1ccc(NC2=NCCCS2)c(C)c1C
N-(2,3,4-trimethylphenyl)-5,6-dihydro-4H-1,3-thiazin-2-amine