Task: Answer the multiple-choice question.
Question: Which compound exhibits a 11.492\% human ether-à-go-go related gene (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 other words.
Options:
a CCC(=O)Nc1ccc(Cl)c(NC(=O)c2ccc(Br)o2)c1
b CCOc1ccc2nc(Cl)c(C3CC(c4ccco4)=NN3S(C)(=O)=O)cc2c1
c Cc1ccccc1OCc1nnc(SCC(=O)Nc2ccc3c(c2)OCO3)n1C
d CCN(CC)CCNC(=O)CN1C(=O)COc2ccc(S(=O)(=O)N3CCOCC3)cc21
e Cc1nn(-c2ccc(F)cc2)c(C)c1CN1CCN(Cc2ccccc2)C(CCO)C1
Answer: a. CCC(=O)Nc1ccc(Cl)c(NC(=O)c2ccc(Br)o2)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#}
CCC(=O)Nc1ccc(Cl)c(NC(=O)c2ccc(Br)o2)c1
CCC(=O)Nc1ccc(Cl)c(NC(=O)c2ccc(Br)o2)c1
5-bromo-N-[2-chloro-5-(propanoylamino)phenyl]furan-2-carboxamide