Task: Answer the multiple choice 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 COc1cc2c(cc1O)C[C@H]1NCCc3cc4c(c-2c31)OCO4?
Constraint: You must return none, one or more options from a, b, or c without using any other words.
Options:
[a] 7.411
[b] 2.120
[c] 3.248
Answer: b. 2.120\%.
{#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}.
COc1cc2c(cc1O)C[C@H]1NCCc3cc4c(c-2c31)OCO4
COc1cc2c(cc1O)C[C@H]1NCCc3cc4c(c-2c31)OCO4
(12R)-17-methoxy-3,5-dioxa-11-azapentacyclo[10.7.1.02,6.08,20.014,19]icosa-1(20),2(6),7,14,16,18-hexaen-16-ol