Task: Answer the multiple choice question.
Question: Which compound has a 4.370\% 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. Cc1ccc(S(=O)(=O)N2CCCCC2)cc1NC(=O)CNCc1ccco1.O=C(O)C(=O)O
b. COc1ccc(Oc2nc3c(c(=O)n(C)c(=O)n3C)n2Cc2ccccc2)cc1
c. O=C(O)c1ccc(C[n+]2c(-c3ccccc3)csc2Nc2ccccc2)cc1.[Br-]
d. COc1ccc(C(=O)Nc2cc(C(=O)c3ccccc3)c(C)oc2=O)cc1
e. CN(C)C(=S)NC(C)(C)C
Answer: e. CN(C)C(=S)NC(C)(C)C
{#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#}
CN(C)C(=S)NC(C)(C)C
CN(C)C(=S)NC(C)(C)C
3-tert-butyl-1,1-dimethylthiourea