Task: Answer the MCQ question.
Query: Which compound exhibits a -6.676\% 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: Cc1c(C)n2c(SCC(=O)N3CCN(c4ccccc4)CC3)nnc2[nH]c1=O
b: Cc1cccc(NCc2ccccc2O)c1C
c: COc1ccc(NC(=O)CCS(=O)(=O)c2ccc3c(c2)CCCN3C(C)=O)cc1
d: COCCN(C(=O)CCc1nnc(Cc2c[nH]c3ccccc23)o1)C(C)C
Answer: a. Cc1c(C)n2c(SCC(=O)N3CCN(c4ccccc4)CC3)nnc2[nH]c1=O
{#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#}
Cc1c(C)n2c(SCC(=O)N3CCN(c4ccccc4)CC3)nnc2[nH]c1=O
Cc1c(C)n2c(SCC(=O)N3CCN(c4ccccc4)CC3)nnc2[nH]c1=O
5,6-dimethyl-3-[2-oxo-2-(4-phenylpiperazin-1-yl)ethyl]sulfanyl-8H-[1,2,4]triazolo[4,3-a]pyrimidin-7-one