Problem statement: Answer the multiple choice question.
Question: Which drug has a 10.549\% hERG inhibition at 1uM?
Constraint: You must select none, one or more options from a, b, c, d, or e without using any additional words.
Options:
(a) CC(C(=O)O)c1cccc(C(=O)c2ccccc2)c1
(b) COc1ccc(CN2CCNC(=O)C2CC(=O)O)c(OC)c1
(c) Cc1ccc2nc(NC(=O)C3CCCN(S(=O)(=O)c4cccc5nsnc45)C3)sc2c1
(d) COc1cc(/C=N/Nc2ccc(Cl)cc2)ccc1OC(=O)c1cccs1.Cl
(e) N#CSCC(=O)c1cccc2ccccc12
Answer: b. COc1ccc(CN2CCNC(=O)C2CC(=O)O)c(OC)c1
{#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#}
2-[1-[(2,4-dimethoxyphenyl)methyl]-3-oxopiperazin-2-yl]acetic acid