Task: Answer the multiple-choice question.
Question: Which compound has a -2.388\% human ether-à-go-go related gene (hERG) inhibition at 1uM?
Constraint: You must select none, one or more options from a, b, c, or d without using any additional words.
Options:
[a] O=C(COC(=O)c1cccc(S(=O)(=O)NCc2ccccc2)c1)c1ccc2c(c1)OCCO2
[b] Brc1cccc(-c2nnc3sc(CN4CCC5(CC4)OCCO5)cn23)c1
[c] COc1cc(NC(=O)CCNC(=O)Cn2cnc3ccccc3c2=O)cc(OC)c1OC
[d] O=[N+]([O-])c1cccc(N(CC(O)CN2CCCCC2)S(=O)(=O)c2ccccc2)c1
Answer: b. Brc1cccc(-c2nnc3sc(CN4CCC5(CC4)OCCO5)cn23)c1
{#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#}
Brc1cccc(-c2nnc3sc(CN4CCC5(CC4)OCCO5)cn23)c1
Brc1cccc(-c2nnc3sc(CN4CCC5(CC4)OCCO5)cn23)c1
8-[[3-(3-bromophenyl)-[1,3]thiazolo[2,3-c][1,2,4]triazol-6-yl]methyl]-1,4-dioxa-8-azaspiro[4.5]decane