Task: Answer the multiple choice question.
Query: Which compound has a 8.133\% 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) COc1ccc(CNC(=O)CNC(=O)CNS(=O)(=O)c2ccc(C)c(C)c2)cc1
(b) Cc1cccn2c(CNCCCn3ncc4ccccc43)c(C(=O)N3CCCCC3)nc12
(c) COc1ccc2sc(C)[n+](C)c2c1.[I-]
(d) O=C1c2sc3nc4n(c(=O)c3c2CCC1Br)CCCCC4
Answer: d. O=C1c2sc3nc4n(c(=O)c3c2CCC1Br)CCCCC4
{#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=C1c2sc3nc4n(c(=O)c3c2CCC1Br)CCCCC4
O=C1c2sc3nc4n(c(=O)c3c2CCC1Br)CCCCC4
15-bromo-18-thia-2,9-diazatetracyclo[9.7.0.03,9.012,17]octadeca-1(11),2,12(17)-triene-10,16-dione