Task: Answer the multiple-choice question.
Question: Which compound exhibits a 4.221\% 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 additional words.
Options:
a.) Br.CCn1c2c(c(=N)c3c1CCC3)CCCC2
b.) Cc1cc(N2CCOCC2)nc2ccc(NC(=S)NC(C)C)cc12
c.) Cc1ccc(NC(=O)CNC(=O)c2ccco2)cc1
d.) O=C1CC[C@@H](CN(Cc2ccccn2)Cc2nc(Cc3ccccc3)no2)N1
e.) CN(C)c1ccc(C(=O)N2CC(=O)N(CCc3ccccc3)C(=O)C2)cc1
Answer: a. Br.CCn1c2c(c(=N)c3c1CCC3)CCCC2
{#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#}
Br.CCn1c2c(c(=N)c3c1CCC3)CCCC2
Br.CCn1c2c(c(=N)c3c1CCC3)CCCC2
4-ethyl-2,3,5,6,7,8-hexahydro-1H-cyclopenta[b]quinolin-9-imine;hydrobromide