Task: Answer the MCQ question.
Question: What is the hERG inhibition at a concentration of 1uM of a drug with the SMILES CCc1nn(CC(=O)N2CCN(c3cc(C)ccc3C)CC2)c(=O)c2cc3occc3n12?
Constraint: You must return none, one or more options from a, b, c, or d without using any additional words.
Options:
[a] 21.041
[b] 12.740
[c] 8.371
[d] 0.042
Answer: a. 21.041\%.
{#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}.
CCc1nn(CC(=O)N2CCN(c3cc(C)ccc3C)CC2)c(=O)c2cc3occc3n12
CCc1nn(CC(=O)N2CCN(c3cc(C)ccc3C)CC2)c(=O)c2cc3occc3n12
10-[2-[4-(2,5-dimethylphenyl)piperazin-1-yl]-2-oxoethyl]-12-ethyl-5-oxa-1,10,11-triazatricyclo[6.4.0.02,6]dodeca-2(6),3,7,11-tetraen-9-one