Task: Answer the multiple choice question.
Query: Which compound has a -1.327\% 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 other words.
Options:
a COC(=O)c1c(NC(=O)CC2Nc3cc(C)c(C)cc3NC2=O)sc(C)c1C
b Cc1cc(-n2c(=O)c(C#N)cc3c(=O)n4ccccc4nc32)no1
c Cc1ccc(CCN2CC(C(=O)NCCC(C)C)CC2=O)cc1
d CCOC(=O)Cn1nnc(-c2cc(OC)c(OC)c(OC)c2)n1
Answer: a. COC(=O)c1c(NC(=O)CC2Nc3cc(C)c(C)cc3NC2=O)sc(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#}
COC(=O)c1c(NC(=O)CC2Nc3cc(C)c(C)cc3NC2=O)sc(C)c1C
COC(=O)c1c(NC(=O)CC2Nc3cc(C)c(C)cc3NC2=O)sc(C)c1C
methyl 2-[[2-(6,7-dimethyl-3-oxo-2,4-dihydro-1H-quinoxalin-2-yl)acetyl]amino]-4,5-dimethylthiophene-3-carboxylate