Task: Answer the multiple-choice question.
Question: Which drug has a 2.077\% human ether-à-go-go related gene (hERG) inhibition at 1uM?
Constraint: You must select none, one or more options from a, b, c, d, or e without using any other words.
Options:
a. Cn1c(NCc2ccccc2Cl)nc2ccccc21
b. Cc1cc(=O)[nH]c(SCC(=O)N2C(C)CCCC2C)n1
c. COCCCNC(=O)c1cc2cc3cc(OC)ccc3nc2o1
d. CCNC(=S)NNc1nc(N2CCOCC2)nc(N2CCOCC2)n1
e. CCn1cc(CN2CCC(C(=O)Nc3cccc(-c4cccc(OC)c4)c3)CC2)cn1
Answer: a. Cn1c(NCc2ccccc2Cl)nc2ccccc21
{#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#}
Cn1c(NCc2ccccc2Cl)nc2ccccc21
Cn1c(NCc2ccccc2Cl)nc2ccccc21
N-[(2-chlorophenyl)methyl]-1-methylbenzimidazol-2-amine