Problem statement: Answer the multiple-choice question.
Query: Which drug has a -1.956\% 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. O=C(O)c1ccccc1N=Cc1c(O)n(-c2nccs2)c(=O)c2ccccc12
b. CCCCNC(=S)NNC(=O)c1csc(C)c1C
c. CCOc1ccc(NC(=O)CN(C)C(=O)Cc2ccsc2)cc1OCC
d. Clc1ccc(-c2c(C3=NCCCN3)nnn2-c2ccc(Cl)cc2)cc1
e. CCN(CC)C(=O)CCc1nnc(CCc2c[nH]c3ccccc23)o1
Answer: b. CCCCNC(=S)NNC(=O)c1csc(C)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#}
CCCCNC(=S)NNC(=O)c1csc(C)c1C
CCCCNC(=S)NNC(=O)c1csc(C)c1C
1-butyl-3-[(4,5-dimethylthiophene-3-carbonyl)amino]thiourea