Task: Answer the multiple choice question.
Query: Which drug exhibits a 13.548\% 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=S(=O)(c1ccc(Cl)cc1)N1CCN(Cc2c[nH]c3ccccc23)CC1
[b] CSc1ncc(CN2CCc3c([nH]c4ccccc34)C2C(C)(C)C)cn1
[c] CCOCCCNC(=O)c1cc2c(s1)-c1ccccc1SC2
[d] Cc1ccc(N2CN=C3SCC(=O)N3C2)cc1C
Answer: b. CSc1ncc(CN2CCc3c([nH]c4ccccc34)C2C(C)(C)C)cn1
{#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#}
CSc1ncc(CN2CCc3c([nH]c4ccccc34)C2C(C)(C)C)cn1
CSc1ncc(CN2CCc3c([nH]c4ccccc34)C2C(C)(C)C)cn1
1-tert-butyl-2-[(2-methylsulfanylpyrimidin-5-yl)methyl]-1,3,4,9-tetrahydropyrido[3,4-b]indole