Task: Answer the multiple choice question.
Question: Which drug has a 7.468\% human ether-à-go-go related gene (hERG) inhibition at 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(NNC(=S)Nc1ccccc1)c1ccccc1
[b] CCCCN(CC)CCNC(=O)c1cn(CCOC)c(=O)c2c1c1ccccc1n2C
[c] CCn1c2ccccc2c2cc(NC(=O)CCCN3C(=O)CCC3=O)ccc21
[d] NC(=O)CSc1nnc(Cc2csc(Nc3ccc(F)cc3)n2)n1Cc1ccccc1
Answer: b. CCCCN(CC)CCNC(=O)c1cn(CCOC)c(=O)c2c1c1ccccc1n2C
{#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#}
CCCCN(CC)CCNC(=O)c1cn(CCOC)c(=O)c2c1c1ccccc1n2C
CCCCN(CC)CCNC(=O)c1cn(CCOC)c(=O)c2c1c1ccccc1n2C
N-[2-[butyl(ethyl)amino]ethyl]-2-(2-methoxyethyl)-9-methyl-1-oxopyrido[3,4-b]indole-4-carboxamide