Problem statement: Answer the multiple choice question.
Query: Which drug has a 14.373\% 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 O=C(OCC#CCSc1nnc(-c2ccc(Br)cc2)o1)c1ccco1
b CC(C)Oc1ccc(N2C(=O)c3ccccc3C2=O)cc1
c Cc1ccc2[nH]c(=O)c(-c3nc4cc(C)ccn4c3NCc3ccco3)cc2c1
d Cc1cc(C)n2nc(C(=O)NCCc3ccccc3)nc2n1
Answer: a. O=C(OCC#CCSc1nnc(-c2ccc(Br)cc2)o1)c1ccco1
{#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(OCC#CCSc1nnc(-c2ccc(Br)cc2)o1)c1ccco1
O=C(OCC#CCSc1nnc(-c2ccc(Br)cc2)o1)c1ccco1
4-[[5-(4-bromophenyl)-1,3,4-oxadiazol-2-yl]sulfanyl]but-2-ynylfuran-2-carboxylate