Task: Answer the MCQ question.
Question: Which compound exhibits a -1.797\% 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.) CC1CCN(S(=O)(=O)N2CCC(C(=O)NCCN3CCOCC3)CC2)CC1
b.) CCOC(=O)N1CCC(=NNS(=O)(=O)c2cccc([N+](=O)[O-])c2)CC1
c.) CCCCCCC(=O)Nc1nc(C)c(-c2csc(Nc3cc(OC)ccc3OC)n2)s1
d.) O=C(Oc1ccc(-c2nnco2)cc1)N1CCOCC1
e.) Cn1cc(CN2CCN(c3ncccn3)CC2)c(-c2cccc(Cl)c2)n1
Answer: e. Cn1cc(CN2CCN(c3ncccn3)CC2)c(-c2cccc(Cl)c2)n1
{#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#}
Cn1cc(CN2CCN(c3ncccn3)CC2)c(-c2cccc(Cl)c2)n1
Cn1cc(CN2CCN(c3ncccn3)CC2)c(-c2cccc(Cl)c2)n1
2-[4-[[3-(3-chlorophenyl)-1-methylpyrazol-4-yl]methyl]piperazin-1-yl]pyrimidine