Task: Answer the MCQ question.
Query: What is the human ether-à-go-go related gene (hERG) inhibition at 1uM of a drug with the SMILES CC(C)C(c1nnnn1C1CCCCC1)N1CCN(c2ncccn2)CC1?
Constraint: You must return none, one or more options from a, b, c, or d without using any other words.
Options:
(a) 0.891
(b) 0.492
(c) 6.987
(d) 17.908
Answer: c. 6.987\%.
{#Task|Problem statement!}: Answer the {#multiple choice|multiple-choice|MCQ!} question.
{#Question|Query!}: What is the {herg_central_at_1uM__names__noun} of a {#compound|drug!} with the {SMILES__description} {SMILES#}?
Constraint: You must return none, one or more options from {%multiple_choice_enum%2-5%aA1} without using any {#other|additional!} words.
Options:
{herg_central_at_1uM%SMILES%}
Answer: {%multiple_choice_result}. {herg_central_at_1uM#}{herg_central_at_1uM__units}.
CC(C)C(c1nnnn1C1CCCCC1)N1CCN(c2ncccn2)CC1
CC(C)C(c1nnnn1C1CCCCC1)N1CCN(c2ncccn2)CC1
[C][C][Branch1][C][C][C][Branch1][S][C][=N][N][=N][N][Ring1][Branch1][C][C][C][C][C][C][Ring1][=Branch1][N][C][C][N][Branch1][=Branch2][C][=N][C][=C][C][=N][Ring1][=Branch1][C][C][Ring1][N]
2-[4-[1-(1-cyclohexyltetrazol-5-yl)-2-methylpropyl]piperazin-1-yl]pyrimidine