Task: Answer the multiple choice question.
Query: Which drug exhibits a -31.137\% 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: OCCC1CN(Cc2cnc(-c3ccc(Cl)cc3)nc2)CCN1C1CCCCC1
b: CC(C)C(=O)N1CCN(c2ccccc2NC(=S)NC(=O)c2cccs2)CC1
c: CC1(C)Cc2cccc(OCC(=O)N3CCN(c4ccccc4F)CC3)c2O1
d: N#Cc1c(NC(=O)c2cnn3cccnc23)sc2c1CCCC2
e: COc1ccc(/C=N/NC(=O)c2cccc(OC(F)(F)C(F)F)c2)c(OC)c1OC
Answer: a. OCCC1CN(Cc2cnc(-c3ccc(Cl)cc3)nc2)CCN1C1CCCCC1
{#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#}
OCCC1CN(Cc2cnc(-c3ccc(Cl)cc3)nc2)CCN1C1CCCCC1
OCCC1CN(Cc2cnc(-c3ccc(Cl)cc3)nc2)CCN1C1CCCCC1
2-[4-[[2-(4-chlorophenyl)pyrimidin-5-yl]methyl]-1-cyclohexylpiperazin-2-yl]ethanol