Task: Answer the multiple choice question.
Question: Which drug has a -20.329% hERG inhibition at a concentration of 10uM?
Constraint: You must select none, one or more options from a, b, c, d, or e without using any other words.
Options:
a Cc1ccc(OCCN(C)C(=O)C2CCC(=O)N(CCCN3CCCC3=O)C2)cc1
b Cc1c(C)n(Cc2ccccc2)c2ncnc(NCCN(C)C)c12
c COC(=O)c1sccc1NC(=O)Nc1ccc(OC)cc1OC
d O=C(O)c1cccc(N/N=C/c2cc(Br)cc(Br)c2O)c1
e Cc1ccnc(NC(=O)CC(NC(=O)c2ccccc2Cl)c2ccccc2)c1
Answer: c. COC(=O)c1sccc1NC(=O)Nc1ccc(OC)cc1OC
{#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)c1sccc1NC(=O)Nc1ccc(OC)cc1OC
COC(=O)c1sccc1NC(=O)Nc1ccc(OC)cc1OC
methyl 3-[(2,4-dimethoxyphenyl)carbamoylamino]thiophene-2-carboxylate