Problem statement: Answer the multiple-choice question.
Question: Which drug exhibits a -81.894\% 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) CC(C)CCN1CCN(CC(c2ccccc2)c2ccccc2)CC1CCO
b) COc1ccc(N2CCN(C(=O)CCNS(=O)(=O)c3ccc(Br)s3)CC2)cc1
c) C=CCn1c(N)c(-c2nc3ccccc3n2C)sc1=S
d) COC(=O)C1=C(C)N(CCCC(=O)O)C(=O)NC1c1ccc(OC)cc1
e) COCCn1c(C)cc(C(=O)CSc2nc(C)c(C)c(C)n2)c1C
Answer: a. CC(C)CCN1CCN(CC(c2ccccc2)c2ccccc2)CC1CCO
{#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#}
CC(C)CCN1CCN(CC(c2ccccc2)c2ccccc2)CC1CCO
CC(C)CCN1CCN(CC(c2ccccc2)c2ccccc2)CC1CCO
2-[4-(2,2-diphenylethyl)-1-(3-methylbutyl)piperazin-2-yl]ethanol