Task: Answer the multiple choice question.
Question: Which drug has a -6.768\% 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, d, or e without using any other words.
Options:
(a) Brc1ccc2c(c1)OCCOCCOc1cc(Br)ccc1OCCOCCOCCO2
(b) O=C(CCC(=O)NNc1nc2ccccc2c2nc(-c3ccccc3)nn12)NCCCN1CCOCC1
(c) CSCCC(NC(=O)c1ccccc1Cl)C(=O)NCc1ccncc1
(d) Cc1nn(-c2ccccc2)c(Cl)c1C1C(C#N)=C(N)Oc2c1c(=O)oc1ccccc21
(e) CCCC(=O)Nc1sc(C)c(C)c1C#N
Answer: a. Brc1ccc2c(c1)OCCOCCOc1cc(Br)ccc1OCCOCCOCCO2
{#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#}
Brc1ccc2c(c1)OCCOCCOc1cc(Br)ccc1OCCOCCOCCO2
Brc1ccc2c(c1)OCCOCCOc1cc(Br)ccc1OCCOCCOCCO2
11,28-dibromo-2,5,8,15,18,21,24-heptaoxatricyclo[23.4.0.09,14]nonacosa-1(25),9(14),10,12,26,28-hexaene