Task: Answer the MCQ question.
Question: Which compound exhibits a 15.737\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a, b, c, d, or e without using any other words.
Options:
[a] Cc1ccn2cc(CCNC(=O)CC3CCCCC3)nc2c1
[b] CCOC(=O)CSc1nsc(SCC(=O)OCC)c1C#N
[c] Cc1ccc(S(=O)(=O)NCC(C)NS(C)(=O)=O)cc1
[d] COc1ccc(N(CC(=O)NC2CCCC2)C(=O)Cn2nnc(-c3ccc(OC)c(OC)c3)n2)c(OC)c1
[e] CN1CCN(c2ccc([N+](=O)[O-])c(NCc3ccco3)c2)CC1
Answer: b. CCOC(=O)CSc1nsc(SCC(=O)OCC)c1C#N
{#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#}
CCOC(=O)CSc1nsc(SCC(=O)OCC)c1C#N
CCOC(=O)CSc1nsc(SCC(=O)OCC)c1C#N
ethyl2-[[4-cyano-3-(2-ethoxy-2-oxoethyl)sulfanyl-1,2-thiazol-5-yl]sulfanyl]acetate