Task: Answer the multiple-choice question.
Query: Which compound has a 15.648\% 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, d, or e without using any other words.
Options:
[a] Clc1ccc(-c2nc(N3CCOCC3)nc3ccccc23)cc1
[b] CCOC(=O)c1sc(NC(=O)CSc2n[nH]c(-c3ccncc3)n2)c(C#N)c1C
[c] Oc1ccccc1-n1nc2ccc3nonc3c2n1
[d] COc1ccc(OC)c(Cc2nnc(CCC(=O)NC(C3CC3)C3CC3)o2)c1
[e] Cn1nc(C(F)(F)F)c(-c2ccc(F)cc2)c1NC(=O)c1ccco1
Answer: b. CCOC(=O)c1sc(NC(=O)CSc2n[nH]c(-c3ccncc3)n2)c(C#N)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#}
CCOC(=O)c1sc(NC(=O)CSc2n[nH]c(-c3ccncc3)n2)c(C#N)c1C
CCOC(=O)c1sc(NC(=O)CSc2n[nH]c(-c3ccncc3)n2)c(C#N)c1C
ethyl 4-cyano-3-methyl-5-[[2-[(5-pyridin-4-yl-1H-1,2,4-triazol-3-yl)sulfanyl]acetyl]amino]thiophene-2-carboxylate