Task: Answer the multiple-choice question.
Query: Which compound exhibits a 8.358\% 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 additional words.
Options:
a. CC(=O)Nc1ccc2c3c(cccc13)CC2
b. CC(C)CCN1CCN(C2CSCCSC2)CC1CCO
c. CCCCCCN(Cc1ccco1)c1nc(N2CCOCC2)nc(N2CCOCC2)n1
d. CCn1c(-c2cccn(Cc3ccc(Cl)cc3Cl)c2=O)n[nH]c1=S
e. COc1ccc(N2CCN(CCNC(=O)CCC(=O)NNc3nc4ccccc4c4nc(C)nn34)CC2)cc1
Answer: b. CC(C)CCN1CCN(C2CSCCSC2)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(C2CSCCSC2)CC1CCO
CC(C)CCN1CCN(C2CSCCSC2)CC1CCO
2-[4-(1,4-dithiepan-6-yl)-1-(3-methylbutyl)piperazin-2-yl]ethanol