Problem statement: Answer the multiple-choice question.
Query: Which compound exhibits a 13.022% hERG inhibition at a concentration of 10uM?
Constraint: You must select none, one or more options from a, b, c, or d without using any additional words.
Options:
a: Cc1c(NC(=O)CN2CCC(C(N)=O)CC2)cccc1[N+](=O)[O-]
b: COC(=O)CC(=O)CSc1nc2c(cc1C#N)CCC2
c: COC(=O)c1ccc(S(=O)(=O)N2CCC(c3nc4ccccc4o3)CC2)cc1
d: O=C(O)c1ccc(S(=O)(=O)Cc2ccccc2)cc1
Answer: b. COC(=O)CC(=O)CSc1nc2c(cc1C#N)CCC2
{#Task|Problem statement!}: Answer the {#multiple choice|multiple-choice|MCQ!} question.
{#Question|Query!}: Which {#compound|drug!} {#has|exhibits!} a {herg_central_at_10uM#}{herg_central_at_10uM__units} {herg_central_at_10uM__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_10uM%}
Answer: {%multiple_choice_result}. {SMILES#}
COC(=O)CC(=O)CSc1nc2c(cc1C#N)CCC2
COC(=O)CC(=O)CSc1nc2c(cc1C#N)CCC2
methyl 4-[(3-cyano-6,7-dihydro-5H-cyclopenta[b]pyridin-2-yl)sulfanyl]-3-oxobutanoate