Task: Answer the multiple-choice question.
Question: Which drug has a 3.975\% 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, or d without using any additional words.
Options:
[a] Cc1[nH][nH]c(=O)c1C(c1ccc(-c2ccc(F)cc2)o1)c1c(C)[nH][nH]c1=O
[b] CCn1c(Cc2ccc(OC)cc2)nnc1SCC(=O)Nc1ccc(N2CCOCC2)cc1
[c] COc1ccc(C(C)=O)cc1COC(=O)c1cccnc1SC
[d] O=C(NCCC(=O)N1CCC2(CC1)NCCc1[nH]cnc12)c1cccc(Br)c1
Answer: d. O=C(NCCC(=O)N1CCC2(CC1)NCCc1[nH]cnc12)c1cccc(Br)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#}
O=C(NCCC(=O)N1CCC2(CC1)NCCc1[nH]cnc12)c1cccc(Br)c1
O=C(NCCC(=O)N1CCC2(CC1)NCCc1[nH]cnc12)c1cccc(Br)c1
3-bromo-N-(3-oxo-3-spiro[1,5,6,7-tetrahydroimidazo[4,5-c]pyridine-4,4'-piperidine]-1'-ylpropyl)benzamide