Task: Answer the multiple choice question.
Question: Which drug has a -1.845\% 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] CCn1c(CSc2nc3ccccc3n2C)nc2ccccc21
[b] CCOc1ccc(NC(=O)CN(C)C(=O)CSCc2ccc(C)cc2)cc1OCC
[c] COc1ccc(OC)c(NC(=O)CN2C(=O)NC(C)(c3ccc4c(c3)OCCO4)C2=O)c1
[d] Cc1cc(C)c(C#N)c(OCC(=O)Nc2ccccc2)n1
[e] O=C(NCCCN1CCN(c2ccccc2)CC1)Nc1ccccc1C(F)(F)F
Answer: a. CCn1c(CSc2nc3ccccc3n2C)nc2ccccc21
{#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#}
CCn1c(CSc2nc3ccccc3n2C)nc2ccccc21
CCn1c(CSc2nc3ccccc3n2C)nc2ccccc21
1-ethyl-2-[(1-methylbenzimidazol-2-yl)sulfanylmethyl]benzimidazole