Problem statement: Answer the MCQ question.
Question: What is the human ether-à-go-go related gene (hERG) inhibition at a concentration of 1uM of a drug with the SMILES CN1c2ccccc2Oc2nnc(Cl)cc21?
Constraint: You must return none, one or more options from a, b, c, or d without using any other words.
Options:
(a) 12.400
(b) 4.733
(c) 11.970
(d) 4.662
Answer: d. 4.662\%.
{#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}.
CN1c2ccccc2Oc2nnc(Cl)cc21
CN1c2ccccc2Oc2nnc(Cl)cc21
[C][N][C][=C][C][=C][C][=C][Ring1][=Branch1][O][C][=N][N][=C][Branch1][C][Cl][C][=C][Ring1][#Branch1][Ring1][#C]
3-chloro-5-methylpyridazino[3,4-b][1,4]benzoxazine