Task: Answer the multiple-choice question.
Question: What is the hERG inhibition at 1uM of a compound with the SMILES Cc1c(C(=O)N2CCN(c3ccc([N+](=O)[O-])cc3)CC2)sc2ncn(CC(=O)N3CCOCC3)c(=O)c12?
Constraint: You must return none, one or more options from a, b, or c without using any additional words.
Options:
[a] 9.550
[b] 0.638
[c] 9.186
Answer: b. 0.638\%.
{#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}.
Cc1c(C(=O)N2CCN(c3ccc([N+](=O)[O-])cc3)CC2)sc2ncn(CC(=O)N3CCOCC3)c(=O)c12
Cc1c(C(=O)N2CCN(c3ccc([N+](=O)[O-])cc3)CC2)sc2ncn(CC(=O)N3CCOCC3)c(=O)c12
5-methyl-3-(2-morpholin-4-yl-2-oxoethyl)-6-[4-(4-nitrophenyl)piperazine-1-carbonyl]thieno[2,3-d]pyrimidin-4-one