Task: Answer the multiple choice question.
Question: Which compound has a -16.640\% 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 additional words.
Options:
(a) COc1ccc(Cc2nn3c(-c4ccccc4OC)nnc3s2)cc1
(b) CCOC(=O)CNC(=O)CSc1ccc(-c2nc3ccccc3[nH]2)cn1
(c) O=C(NCCCn1ccnc1)/C(=C\c1ccc(Br)cc1)NC(=O)c1ccccc1F
(d) Cc1ccsc1C(=O)C1CCCN(Cc2ccccc2O)C1
(e) O=C(COC(=O)c1ccccc1O)Nc1cc([N+](=O)[O-])ccc1Cl
Answer: a. COc1ccc(Cc2nn3c(-c4ccccc4OC)nnc3s2)cc1
{#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#}
COc1ccc(Cc2nn3c(-c4ccccc4OC)nnc3s2)cc1
COc1ccc(Cc2nn3c(-c4ccccc4OC)nnc3s2)cc1
3-(2-methoxyphenyl)-6-[(4-methoxyphenyl)methyl]-[1,2,4]triazolo[3,4-b][1,3,4]thiadiazole